Home

PriceZombie

Login
  • Webbots, Spiders, and Screen Scrapers: A Guide to Developing Internet Agents with PHP/CURL

  • Amazon

    From $30.69 (New)
  • Learn More
  • Change Region
  • Full Website

Copyright © 2016 PriceZombie, LLC.

Buy from Amazon $30.69$6.23 $32.50 $27.00 $21.50 $16.00 $10.50 Aug Nov Feb May Aug Nov Feb May Aug Nov Feb May 2013 2014 2015 2016 $23.03, May 4 - Aug 8$22.82, Jul 5 - Oct 23$24.98, Nov 22 - Nov 26$25.12, Nov 28 - Dec 13$25.26, Dec 15 - Jan 3$25.40, Jan 4 - Jan 23$25.54, Jan 25 - Feb 12$25.68, Feb 13 - Mar 1$25.82, Mar 2 - Apr 5$25.95, Apr 6 - Apr 29$26.09, Apr 30 - May 14$26.09, Apr 30 - May 14$18.86, May 4 8:31 am$11.63, May 3 - May 14$26.09, Apr 30 - May 14$19.20, May 7 - May 8$11.63, May 3 - May 14$26.09, Apr 30 - May 14$18.85, May 9 - May 12$11.63, May 3 - May 14$26.22, May 15 - Jun 2$18.85, May 15 8:12 pm$11.59, May 15 - Jun 19$26.22, May 15 - Jun 2$18.62, May 18 - May 19$11.59, May 15 - Jun 19$26.22, May 15 - Jun 2$18.57, May 23 - May 24$11.59, May 15 - Jun 19$26.22, May 15 - Jun 2$18.82, May 26 7:16 pm$11.59, May 15 - Jun 19$26.22, May 15 - Jun 2$18.44, May 29 11:17 am$11.59, May 15 - Jun 19$26.22, May 15 - Jun 2$18.04, Jun 1 9:02 am$11.59, May 15 - Jun 19$26.35, Jun 2 - Jun 21$17.55, Jun 4 5:22 am$11.59, May 15 - Jun 19$26.35, Jun 2 - Jun 21$17.51, Jun 5 7:13 pm$11.59, May 15 - Jun 19$26.35, Jun 2 - Jun 21$17.33, Jun 8 - Jun 13$11.59, May 15 - Jun 19$26.35, Jun 2 - Jun 21$17.21, Jun 15 - Jun 16$11.59, May 15 - Jun 19$26.35, Jun 2 - Jun 21$16.85, Jun 18 - Jun 20$11.59, May 15 - Jun 19$26.35, Jun 2 - Jun 21$16.82, Jun 20 8:58 pm$8.04, Jun 20 2:38 am$26.48, Jun 22 - Jun 29$12.40, Jun 23 6:58 pm$11.59, Jun 21 - Jun 27$26.48, Jun 22 - Jun 29$11.97, Jun 28 - Jun 30$11.59, Jun 29 - Jul 2$26.61, Jun 30 - Jul 5$11.92, Jun 30 - Jul 2$11.59, Jun 29 - Jul 2$26.61, Jun 30 - Jul 5$11.29, Jul 3 - Jul 5$11.28, Jul 3 - Jul 6$26.74, Jul 6 - Jul 10$11.28, Jul 3 - Jul 6$11.27, Jul 6 9:16 pm$26.74, Jul 6 - Jul 10$11.37, Jul 10 4:27 pm$10.00, Jul 10 - Jul 11$26.87, Jul 11 - Jul 19$9.13, Jul 13 3:15 am$7.97, Jul 13 3:15 am$26.87, Jul 11 - Jul 19$9.53, Jul 15 7:57 pm$9.20, Jul 15 7:57 pm$26.87, Jul 11 - Jul 19$9.50, Jul 18 - Jul 19$9.14, Jul 18 - Jul 23$27.00, Jul 20 - Jul 25$9.50, Jul 21 - Jul 23$9.14, Jul 18 - Jul 23$27.00, Jul 20 - Jul 25$9.45, Jul 23 - Jul 27$9.10, Jul 23 - Jul 29$27.13, Jul 26 - Jul 30$9.45, Jul 23 - Jul 27$9.10, Jul 23 - Jul 29$27.13, Jul 26 - Jul 30$9.07, Jul 30 - Jul 31$8.97, Jul 30 4:36 am$27.25, Jul 31 - Aug 3$8.76, Aug 1 - Aug 2$8.65, Aug 1 - Aug 3$26.65, Aug 4 - Aug 6$8.82, Aug 4 - Aug 5$8.50, Aug 4 5:05 pm$27.37, Aug 7 - Aug 8$8.56, Aug 7 5:46 pm$8.41, Aug 6 - Aug 7$26.78, Aug 9 - Aug 12$8.40, Aug 10 - Aug 12$7.96, Aug 8 - Aug 13$26.91, Aug 13 - Aug 24$8.31, Aug 14 - Aug 16$7.86, Aug 15 11:38 am$26.91, Aug 13 - Aug 24$8.27, Aug 17 - Aug 21$7.81, Aug 18 - Aug 20$26.91, Aug 13 - Aug 24$8.27, Aug 17 - Aug 21$7.84, Aug 21 - Aug 24$26.91, Aug 13 - Aug 24$8.24, Aug 24 2:51 am$7.84, Aug 21 - Aug 24$27.04, Aug 25 - Aug 31$8.17, Aug 27 7:03 am$7.59, Aug 25 - Sep 24$27.04, Aug 25 - Aug 31$8.12, Aug 28 - Aug 31$7.59, Aug 25 - Sep 24$27.17, Sep 1 - Sep 5$8.49, Sep 1 11:47 pm$7.59, Aug 25 - Sep 24$27.17, Sep 1 - Sep 5$8.31, Sep 3 - Sep 5$7.59, Aug 25 - Sep 24$27.71, Sep 6 - Sep 13$7.91, Sep 6 6:45 pm$7.59, Aug 25 - Sep 24$27.71, Sep 6 - Sep 13$8.22, Sep 10 8:58 am$7.59, Aug 25 - Sep 24$27.71, Sep 6 - Sep 13$8.18, Sep 12 - Sep 13$7.59, Aug 25 - Sep 24$28.26, Sep 14 - Sep 21$8.62, Sep 14 - Sep 18$7.59, Aug 25 - Sep 24$28.26, Sep 14 - Sep 21$8.57, Sep 18 7:19 pm$7.59, Aug 25 - Sep 24$28.26, Sep 14 - Sep 21$8.49, Sep 20 - Sep 21$7.59, Aug 25 - Sep 24$28.48, Sep 23 - Oct 6$8.22, Sep 23 12:34 pm$7.59, Aug 25 - Sep 24$28.48, Sep 23 - Oct 6$7.69, Sep 24 - Sep 27$7.30, Sep 25 - Sep 27$28.48, Sep 23 - Oct 6$8.09, Sep 29 - Sep 30$7.59, Sep 29 - Sep 30$28.48, Sep 23 - Oct 6$7.61, Oct 2 9:48 pm$7.27, Oct 2 9:48 pm$28.48, Sep 23 - Oct 6$8.73, Oct 5 - Oct 7$7.19, Oct 4 - Oct 5$26.65, Oct 7 9:49 am$8.73, Oct 5 - Oct 7$7.59, Oct 7 - Oct 16$26.65, Oct 9 - Oct 12$8.30, Oct 10 4:57 pm$7.59, Oct 7 - Oct 16$28.48, Oct 13 11:39 pm$8.73, Oct 13 - Oct 15$7.59, Oct 7 - Oct 16$26.46, Oct 15 - Oct 21$8.67, Oct 16 8:28 pm$8.25, Oct 16 - Oct 17$26.46, Oct 15 - Oct 21$8.50, Oct 19 6:33 am$8.19, Oct 18 - Oct 19$26.27, Oct 22 - Nov 4$8.33, Oct 22 4:33 am$8.02, Oct 22 4:33 am$26.27, Oct 22 - Nov 4$8.45, Oct 24 10:47 pm$8.04, Oct 24 10:47 pm$26.27, Oct 22 - Nov 4$8.73, Oct 27 7:07 am$8.22, Oct 27 7:07 am$26.27, Oct 22 - Nov 4$8.71, Oct 30 7:23 am$8.31, Oct 30 - Nov 1$26.27, Oct 22 - Nov 4$8.75, Nov 1 10:18 pm$8.31, Oct 30 - Nov 1$26.27, Oct 22 - Nov 4$10.00, Nov 4 - Dec 13$8.99, Nov 4 - Nov 8$26.08, Nov 8 - Nov 11$10.00, Nov 4 - Dec 13$8.99, Nov 4 - Nov 8$26.08, Nov 8 - Nov 11$10.00, Nov 4 - Dec 13$8.90, Nov 11 12:29 pm$26.60, Nov 14 - Nov 19$11.65, Nov 14 7:56 am$10.00, Nov 4 - Dec 13$26.60, Nov 14 - Nov 19$11.30, Nov 18 - Nov 20$10.00, Nov 4 - Dec 13$27.13, Nov 20 - Nov 26$11.18, Nov 21 2:59 pm$10.00, Nov 4 - Dec 13$27.13, Nov 20 - Nov 26$11.65, Nov 22 - Nov 25$10.00, Nov 4 - Dec 13$27.13, Nov 20 - Nov 26$11.64, Nov 26 10:19 pm$10.00, Nov 4 - Dec 13$27.67, Nov 27 - Dec 3$11.62, Nov 29 - Nov 30$10.00, Nov 4 - Dec 13$27.67, Nov 27 - Dec 3$11.65, Dec 2 - Dec 4$10.00, Nov 4 - Dec 13$27.53, Dec 4 - Dec 9$11.42, Dec 5 - Dec 6$10.00, Nov 4 - Dec 13$27.53, Dec 4 - Dec 9$11.30, Dec 7 - Dec 9$10.00, Nov 4 - Dec 13$27.39, Dec 10 - Dec 17$11.53, Dec 11 - Dec 12$10.00, Nov 4 - Dec 13$27.39, Dec 10 - Dec 17$12.03, Dec 14 10:24 am$11.42, Dec 14 10:24 am$27.39, Dec 10 - Dec 17$12.95, Dec 17 12:03 am$12.91, Dec 17 12:03 am$27.66, Dec 18 - Dec 20$21.67, Dec 18 12:14 am$20.62, Dec 18 12:14 am$27.66, Dec 18 - Dec 20$20.11, Dec 20 6:34 pm$19.36, Dec 20 6:34 pm$28.20, Dec 30 - Jan 5$20.23, Dec 31 2:42 am$19.21, Dec 29 - Jan 2$28.20, Dec 30 - Jan 5$20.55, Jan 2 7:01 am$19.21, Dec 29 - Jan 2$28.20, Dec 30 - Jan 5$20.56, Jan 5 9:49 pm$20.15, Jan 5 9:49 pm$29.14, Jan 6 - Apr 24$20.35, Jan 8 2:54 pm$19.95, Jan 8 2:54 pm$29.14, Jan 6 - Apr 24$20.22, Jan 9 - Jan 12$20.11, Jan 11 7:57 am$29.14, Jan 6 - Apr 24$20.22, Jan 13 - Jan 19$19.81, Jan 14 7:59 am$29.14, Jan 6 - Apr 24$21.66, Jan 16 11:19 pm$20.22, Jan 13 - Jan 19$29.14, Jan 6 - Apr 24$20.22, Jan 13 - Jan 19$20.08, Jan 19 4:17 am$29.14, Jan 6 - Apr 24$20.22, Jan 20 - Jan 23$19.90, Jan 22 1:26 pm$29.14, Jan 6 - Apr 24$11.62, Jan 25 12:50 pm$11.03, Jan 25 - Jan 26$29.14, Jan 6 - Apr 24$10.95, Jan 28 8:03 am$10.43, Jan 28 8:03 am$29.14, Jan 6 - Apr 24$10.99, Jan 30 - Jan 31$10.45, Jan 30 - Jan 31$29.14, Jan 6 - Apr 24$10.98, Feb 2 - Feb 3$10.44, Feb 2 - Feb 3$29.14, Jan 6 - Apr 24$10.88, Feb 4 - Feb 6$10.43, Feb 5 - Feb 6$29.14, Jan 6 - Apr 24$10.88, Feb 8 9:55 am$10.37, Feb 8 9:55 am$29.14, Jan 6 - Apr 24$10.85, Feb 11 5:20 am$10.34, Feb 11 5:20 am$29.14, Jan 6 - Apr 24$10.86, Feb 14 - Feb 15$10.15, Feb 14 12:19 am$29.14, Jan 6 - Apr 24$10.82, Feb 16 9:55 am$10.80, Feb 16 9:55 am$29.14, Jan 6 - Apr 24$10.82, Feb 19 9:09 am$10.82, Feb 19 9:09 am$29.14, Jan 6 - Apr 24$10.72, Feb 22 8:45 am$9.77, Feb 22 8:45 am$29.14, Jan 6 - Apr 24$10.54, Feb 24 8:27 pm$9.59, Feb 24 8:27 pm$29.14, Jan 6 - Apr 24$10.40, Feb 25 - Feb 28$9.48, Feb 26 - Feb 28$29.14, Jan 6 - Apr 24$10.42, Mar 1 8:29 pm$9.46, Mar 1 - Mar 3$29.14, Jan 6 - Apr 24$10.18, Mar 4 - Mar 6$9.45, Mar 4 7:42 pm$29.14, Jan 6 - Apr 24$10.14, Mar 7 - Mar 10$9.23, Mar 7 - Mar 10$29.14, Jan 6 - Apr 24$10.04, Mar 10 - Mar 12$9.25, Mar 10 7:07 pm$29.14, Jan 6 - Apr 24$10.02, Mar 13 4:29 am$9.12, Mar 13 - Mar 14$29.14, Jan 6 - Apr 24$9.96, Mar 19 3:12 pm$9.00, Mar 16 - Mar 19$29.14, Jan 6 - Apr 24$9.88, Mar 21 - Mar 22$9.01, Mar 21 - Mar 23$29.14, Jan 6 - Apr 24$9.82, Mar 24 9:27 am$8.95, Mar 24 9:27 am$29.14, Jan 6 - Apr 24$9.63, Mar 27 9:35 pm$8.85, Mar 27 9:35 pm$29.14, Jan 6 - Apr 24$9.61, Mar 30 6:09 am$9.61, Mar 29 - Mar 30$29.14, Jan 6 - Apr 24$8.88, Apr 2 8:51 am$8.88, Apr 2 8:51 am$29.14, Jan 6 - Apr 24$8.84, Apr 3 - Apr 4$8.84, Apr 3 - Apr 4$29.14, Jan 6 - Apr 24$8.79, Apr 7 8:50 pm$8.79, Apr 7 8:50 pm$29.14, Jan 6 - Apr 24$8.61, Apr 10 - Apr 12$7.85, Apr 10 3:23 pm$29.14, Jan 6 - Apr 24$8.61, Apr 10 - Apr 12$7.84, Apr 12 8:39 pm$29.14, Jan 6 - Apr 24$8.49, Apr 15 5:00 pm$8.49, Apr 15 5:00 pm$29.14, Jan 6 - Apr 24$8.49, Apr 18 9:08 am$8.48, Apr 18 - Apr 19$29.14, Jan 6 - Apr 24$8.46, Apr 21 6:16 pm$8.44, Apr 20 - Apr 23$29.14, Jan 6 - Apr 24$8.44, Apr 24 4:41 pm$8.44, Apr 24 4:41 pm$29.14, Apr 25 - Apr 29$8.63, Apr 27 3:26 pm$8.44, Apr 27 - Apr 28$29.14, Apr 25 - Apr 29$8.41, Apr 29 - May 6$7.21, Apr 29 9:58 pm$29.83, May 1 - May 4$8.41, Apr 29 - May 6$7.16, May 2 4:53 pm$29.83, May 1 - May 4$8.41, Apr 29 - May 6$8.39, May 4 1:52 am$30.52, May 6 - May 13$8.40, May 8 6:36 pm$6.90, May 8 6:36 pm$30.52, May 6 - May 13$8.42, May 10 8:58 pm$8.40, May 10 8:58 pm$30.69, May 14 - Apr 1$8.41, May 14 4:52 am$7.32, May 14 4:52 am$30.69, May 14 - Apr 1$8.37, May 16 10:19 pm$8.37, May 16 10:19 pm$30.69, May 14 - Apr 1$8.33, May 19 2:04 am$7.11, May 19 2:04 am$30.69, May 14 - Apr 1$8.35, May 21 8:14 am$7.10, May 21 8:14 am$30.69, May 14 - Apr 1$8.34, May 25 12:52 pm$8.34, May 25 - May 26$30.69, May 14 - Apr 1$8.35, May 27 - Jun 3$7.33, May 27 6:30 pm$30.69, May 14 - Apr 1$8.35, May 27 - Jun 3$8.32, May 30 - Jun 1$30.69, May 14 - Apr 1$8.35, May 27 - Jun 3$8.34, Jun 3 6:58 pm$30.69, May 14 - Apr 1$21.09, Jun 8 10:12 am$16.49, Jun 6 - Jun 8$30.69, May 14 - Apr 1$21.00, Jun 10 4:05 pm$19.07, Jun 10 4:05 pm$30.69, May 14 - Apr 1$21.48, Jun 13 - Jun 14$19.98, Jun 13 - Jun 14$30.69, May 14 - Apr 1$21.60, Jun 16 3:27 pm$19.97, Jun 16 - Jun 19$30.69, May 14 - Apr 1$20.84, Jun 19 1:57 pm$19.97, Jun 16 - Jun 19$30.69, May 14 - Apr 1$21.58, Jun 21 12:20 pm$20.18, Jun 21 12:20 pm$30.69, May 14 - Apr 1$21.63, Jun 25 8:26 am$19.98, Jun 25 - Jul 2$30.69, May 14 - Apr 1$21.07, Jun 28 10:46 am$19.98, Jun 25 - Jul 2$30.69, May 14 - Apr 1$20.53, Jun 30 12:15 pm$19.98, Jun 25 - Jul 2$30.69, May 14 - Apr 1$21.44, Jul 2 3:17 pm$19.98, Jun 25 - Jul 2$30.69, May 14 - Apr 1$20.87, Jul 4 6:10 pm$19.97, Jul 4 - Jul 9$30.69, May 14 - Apr 1$21.35, Jul 6 11:07 pm$19.97, Jul 4 - Jul 9$30.69, May 14 - Apr 1$20.97, Jul 9 6:46 pm$19.97, Jul 4 - Jul 9$30.69, May 14 - Apr 1$21.43, Jul 14 1:00 pm$19.97, Jul 14 - Jul 16$30.69, May 14 - Apr 1$21.56, Jul 16 9:39 am$19.97, Jul 14 - Jul 16$30.69, May 14 - Apr 1$21.59, Jul 19 4:37 am$19.98, Jul 18 - Jul 19$30.69, May 14 - Apr 1$21.12, Jul 22 10:19 pm$19.50, Jul 22 10:19 pm$30.69, May 14 - Apr 1$20.88, Jul 24 6:13 pm$19.88, Jul 24 6:13 pm$30.69, May 14 - Apr 1$20.87, Jul 28 9:07 am$19.71, Jul 28 9:07 am$30.69, May 14 - Apr 1$21.37, Aug 1 12:54 am$19.58, Aug 1 12:54 am$30.69, May 14 - Apr 1$20.56, Aug 2 8:52 pm$19.47, Aug 2 8:52 pm$30.69, May 14 - Apr 1$21.07, Aug 6 1:36 pm$18.97, Aug 6 1:36 pm$30.69, May 14 - Apr 1$20.45, Aug 8 11:05 am$18.58, Aug 8 11:05 am$30.69, May 14 - Apr 1$21.55, Aug 10 9:44 am$18.12, Aug 10 9:44 am$30.69, May 14 - Apr 1$21.46, Aug 14 6:28 am$15.35, Aug 14 6:28 am$30.69, May 14 - Apr 1$20.52, Aug 16 4:24 am$15.01, Aug 16 4:24 am$30.69, May 14 - Apr 1$20.73, Aug 20 12:25 am$14.41, Aug 20 12:25 am$30.69, May 14 - Apr 1$21.61, Aug 21 10:35 pm$14.12, Aug 21 10:35 pm$30.69, May 14 - Apr 1$21.46, Aug 25 5:54 pm$13.48, Aug 25 5:54 pm$30.69, May 14 - Apr 1$20.77, Aug 27 4:29 pm$13.37, Aug 27 4:29 pm$30.69, May 14 - Apr 1$21.12, Aug 31 12:01 pm$13.14, Aug 31 12:01 pm$30.69, May 14 - Apr 1$20.49, Sep 2 9:59 am$13.00, Sep 2 9:59 am$30.69, May 14 - Apr 1$11.00, Sep 6 - Sep 18$10.90, Sep 6 9:06 am$30.69, May 14 - Apr 1$11.00, Sep 6 - Sep 18$10.76, Sep 8 8:48 am$30.69, May 14 - Apr 1$11.00, Sep 6 - Sep 18$10.63, Sep 10 8:38 am$30.69, May 14 - Apr 1$11.00, Sep 6 - Sep 18$9.93, Sep 14 7:10 am$30.69, May 14 - Apr 1$11.00, Sep 6 - Sep 18$9.76, Sep 16 6:44 am$30.69, May 14 - Apr 1$9.00, Sep 20 - Sep 29$8.56, Sep 20 5:41 am$30.69, May 14 - Apr 1$9.00, Sep 20 - Sep 29$8.46, Sep 22 5:30 am$30.69, May 14 - Apr 1$9.00, Sep 20 - Sep 29$8.29, Sep 25 7:51 am$30.69, May 14 - Apr 1$9.00, Sep 20 - Sep 29$8.15, Sep 27 7:35 am$30.69, May 14 - Apr 1$20.37, Oct 1 8:37 am$7.90, Oct 1 8:37 am$30.69, May 14 - Apr 1$19.98, Oct 3 10:09 am$7.72, Oct 3 10:09 am$30.69, May 14 - Apr 1$20.70, Oct 5 11:57 am$6.23, Oct 5 11:57 am$30.69, May 14 - Apr 1$20.84, Oct 9 4:45 pm$6.52, Oct 9 4:45 pm$30.69, May 14 - Apr 1$20.14, Oct 11 6:54 pm$6.58, Oct 11 - Oct 23$30.69, May 14 - Apr 1$20.46, Oct 13 7:50 pm$6.58, Oct 11 - Oct 23$30.69, May 14 - Apr 1$19.70, Oct 17 7:12 pm$6.58, Oct 11 - Oct 23$30.69, May 14 - Apr 1$19.50, Oct 19 6:23 pm$6.58, Oct 11 - Oct 23$30.69, May 14 - Apr 1$19.40, Oct 23 5:25 pm$6.58, Oct 11 - Oct 23$30.69, May 14 - Apr 1$19.36, Oct 25 4:20 pm$7.95, Oct 25 4:20 pm$30.69, May 14 - Apr 1$18.92, Oct 28 4:57 pm$8.63, Oct 27 - Nov 5$30.69, May 14 - Apr 1$18.60, Oct 30 5:11 pm$8.63, Oct 27 - Nov 5$30.69, May 14 - Apr 1$18.27, Nov 3 6:44 pm$8.63, Oct 27 - Nov 5$30.69, May 14 - Apr 1$18.09, Nov 5 8:40 pm$8.63, Oct 27 - Nov 5$30.69, May 14 - Apr 1$17.84, Nov 9 12:53 am$9.74, Nov 6 - Nov 11$30.69, May 14 - Apr 1$17.70, Nov 12 6:31 am$13.06, Nov 12 - Nov 14$30.69, May 14 - Apr 1$17.65, Nov 14 8:28 am$13.06, Nov 12 - Nov 14$30.69, May 14 - Apr 1$17.53, Nov 17 3:05 pm$13.57, Nov 17 3:05 pm$30.69, May 14 - Apr 1$17.51, Nov 18 6:25 pm$13.58, Nov 18 - Dec 1$30.69, May 14 - Apr 1$17.40, Nov 23 6:01 am$13.58, Nov 18 - Dec 1$30.69, May 14 - Apr 1$21.12, Nov 25 11:51 am$13.58, Nov 18 - Dec 1$30.69, May 14 - Apr 1$19.94, Nov 29 1:09 am$13.58, Nov 18 - Dec 1$30.69, May 14 - Apr 1$18.67, Dec 1 12:17 pm$13.58, Nov 18 - Dec 1$30.69, May 14 - Apr 1$17.27, Dec 4 12:00 am$13.39, Dec 4 12:00 am$30.69, May 14 - Apr 1$21.07, Dec 6 11:30 am$13.57, Dec 6 11:30 am$30.69, May 14 - Apr 1$20.20, Dec 8 - Dec 14$13.54, Dec 8 11:34 pm$30.69, May 14 - Apr 1$20.20, Dec 8 - Dec 14$13.49, Dec 11 2:08 pm$30.69, May 14 - Apr 1$20.20, Dec 8 - Dec 14$13.43, Dec 14 4:16 am$30.69, May 14 - Apr 1$20.08, Dec 16 5:46 pm$13.37, Dec 16 5:46 pm$30.69, May 14 - Apr 1$18.54, Dec 19 7:33 am$13.56, Dec 19 7:33 am$30.69, May 14 - Apr 1$20.17, Dec 24 5:51 am$13.58, Dec 21 - Dec 24$30.69, May 14 - Apr 1$20.21, Dec 27 1:23 am$16.61, Dec 27 1:23 am$30.69, May 14 - Apr 1$21.09, Dec 28 9:21 am$20.92, Dec 28 9:21 am$30.69, May 14 - Apr 1$21.22, Jan 1 12:38 am$21.12, Jan 1 12:38 am$30.69, May 14 - Apr 1$20.62, Jan 3 10:46 am$20.55, Jan 3 10:46 am$30.69, May 14 - Apr 1$20.97, Jan 5 9:29 pm$20.95, Jan 5 9:29 pm$30.69, May 14 - Apr 1$21.24, Jan 8 9:15 am$14.40, Jan 8 9:15 am$30.69, May 14 - Apr 1$20.40, Jan 10 8:33 pm$14.57, Jan 10 8:33 pm$30.69, May 14 - Apr 1$20.04, Jan 14 3:13 pm$14.32, Jan 14 3:13 pm$30.69, May 14 - Apr 1$20.54, Jan 17 3:36 am$13.80, Jan 17 3:36 am$30.69, May 14 - Apr 1$19.49, Jan 19 4:38 pm$19.25, Jan 19 4:38 pm$30.69, May 14 - Apr 1$20.34, Jan 23 1:46 pm$20.33, Jan 23 1:46 pm$30.69, May 14 - Apr 1$20.64, Jan 26 3:30 am$20.56, Jan 26 3:30 am$30.69, May 14 - Apr 1$19.98, Jan 28 5:11 pm$19.96, Jan 28 5:11 pm$30.69, May 14 - Apr 1$19.96, Jan 31 5:08 am$14.16, Jan 31 - Feb 2$30.69, May 14 - Apr 1$19.94, Feb 2 5:42 pm$14.16, Jan 31 - Feb 2$30.69, May 14 - Apr 1$19.22, Feb 5 - Feb 7$14.10, Feb 5 8:26 am$30.69, May 14 - Apr 1$19.22, Feb 5 - Feb 7$14.03, Feb 7 10:11 pm$30.69, May 14 - Apr 1$18.84, Feb 10 11:53 am$13.89, Feb 10 11:53 am$30.69, May 14 - Apr 1$18.62, Feb 13 3:26 am$13.81, Feb 13 3:26 am$30.69, May 14 - Apr 1$18.78, Feb 15 8:51 pm$14.27, Feb 15 8:51 pm$30.69, May 14 - Apr 1$18.92, Feb 18 2:20 pm$13.90, Feb 18 2:20 pm$30.69, May 14 - Apr 1$18.46, Feb 21 7:38 am$14.12, Feb 21 7:38 am$30.69, May 14 - Apr 1$18.36, Feb 24 3:50 am$14.03, Feb 24 3:50 am$30.69, May 14 - Apr 1$17.36, Feb 26 9:55 pm$13.97, Feb 26 9:55 pm$30.69, May 14 - Apr 1$17.02, Mar 1 12:45 am$16.05, Mar 1 12:45 am$30.69, May 14 - Apr 1$19.02, Mar 5 6:10 pm$15.96, Mar 5 6:10 pm$30.69, May 14 - Apr 1$20.04, Mar 8 4:21 pm$15.87, Mar 8 4:21 pm$30.69, May 14 - Apr 1$20.58, Mar 14 11:26 pm$15.72, Mar 14 11:26 pm$30.69, May 14 - Apr 1$18.17, Mar 20 7:55 pm$16.22, Mar 20 7:55 pm$30.69, May 14 - Apr 1$20.21, Mar 26 6:50 pm$15.95, Mar 26 6:50 pm$30.69, May 14 - Apr 1$20.47, Mar 29 7:55 pm$15.86, Mar 29 7:55 pm$30.69, May 14 - Apr 1$20.23, Apr 1 8:02 pm$15.76, Apr 1 8:02 pm 56,710959,433 1,171,875 781,250 390,625 Oct Dec Feb Apr Jun Aug Oct Dec Feb Apr Jun 2015 2016

Price Details

New

Latest $30.69 Apr 1, '16
Highest $30.69 May 14, '15
Lowest $22.82 Jul 5, '13
Average $30.69 (30d avg)
$30.69 (90d avg)
$30.69 (180d avg)
$30.55 (365d avg)
$27.39 (Lifetime average)
Added May 4, 2013

3rd Party New

Latest $20.23 Apr 1, '16
Highest $21.81 Jul 18, '15
Lowest $7.57 Oct 3, '14
Average $19.70 (30d avg)
$19.51 (90d avg)
$19.46 (180d avg)
$17.33 (365d avg)
$14.85 (Lifetime average)
Added May 4, 2013

3rd Party Used

Latest $15.76 Apr 1, '16
Highest $21.82 Jan 6, '15
Lowest $6.23 Oct 5, '15
Average $15.93 (30d avg)
$15.88 (90d avg)
$13.73 (180d avg)
$13.45 (365d avg)
$12.15 (Lifetime average)
Added May 4, 2013

Sales Rank

30 day average: 445,588
90 day average: 581,371

Product Description

There's a wealth of data online, but sorting and gathering it by hand can be tedious and time consuming. Rather than click through page after endless page, why not let bots do the work for you? will show you how to create simple programs with PHP/CURL to mine, parse, and archive online data to help you make informed decisions. Michael Schrenk, a highly regarded webbot developer, teaches you how to develop fault-tolerant designs, how best to launch and schedule the work of your bots, and how to create Internet agents that:

Back to store list

Login