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Buy from Amazon $124.95$20.00 $100.00 $75.00 $50.00 $0.00 May Aug Nov Feb May Aug Nov Feb May 2014 2015 2016 $87.31, Feb 12 - Feb 18$82.86, Feb 23 - Feb 25$87.31, Feb 25 - Mar 28$88.20, Mar 29 - Apr 7$87.31, Apr 8 - May 26$87.31, Apr 8 - May 26$61.00, May 3 - Jun 5$36.65, May 3 - May 7$87.31, Apr 8 - May 26$61.00, May 3 - Jun 5$36.63, May 9 - May 12$87.31, Apr 8 - May 26$61.00, May 3 - Jun 5$36.00, May 12 - May 13$87.31, Apr 8 - May 26$61.00, May 3 - Jun 5$35.97, May 15 - May 18$87.31, Apr 8 - May 26$61.00, May 3 - Jun 5$35.95, May 19 11:29 pm$87.31, Apr 8 - May 26$61.00, May 3 - Jun 5$36.00, May 22 - May 31$87.32, May 27 - Aug 3$61.00, May 3 - Jun 5$36.00, May 22 - May 31$87.32, May 27 - Aug 3$61.00, May 3 - Jun 5$20.00, Jun 1 7:26 am$87.32, May 27 - Aug 3$61.00, May 3 - Jun 5$32.72, Jun 3 9:44 pm$87.32, May 27 - Aug 3$61.00, May 3 - Jun 5$37.75, Jun 5 12:54 pm$87.32, May 27 - Aug 3$58.00, Jun 7 - Jun 11$39.48, Jun 7 - Jun 12$87.32, May 27 - Aug 3$59.95, Jun 12 3:17 am$39.48, Jun 7 - Jun 12$87.32, May 27 - Aug 3$58.00, Jun 12 - Jul 11$39.46, Jun 13 - Jun 26$87.32, May 27 - Aug 3$58.00, Jun 12 - Jul 11$39.49, Jun 28 - Jul 4$87.32, May 27 - Aug 3$58.00, Jun 12 - Jul 11$39.48, Jul 5 - Jul 10$87.32, May 27 - Aug 3$55.00, Jul 12 11:08 pm$39.47, Jul 11 - Jul 14$87.32, May 27 - Aug 3$53.00, Jul 14 - Aug 5$39.46, Jul 15 - Jul 21$87.32, May 27 - Aug 3$53.00, Jul 14 - Aug 5$39.45, Jul 22 - Jul 27$87.32, May 27 - Aug 3$53.00, Jul 14 - Aug 5$39.43, Jul 29 - Aug 3$86.45, Aug 4 - Aug 14$53.00, Jul 14 - Aug 5$39.45, Aug 4 - Aug 5$86.45, Aug 4 - Aug 14$70.00, Aug 6 - Aug 21$42.90, Aug 6 - Aug 12$86.45, Aug 4 - Aug 14$70.00, Aug 6 - Aug 21$42.88, Aug 13 6:14 pm$82.11, Aug 15 - Aug 23$70.00, Aug 6 - Aug 21$42.78, Aug 15 3:56 pm$82.11, Aug 15 - Aug 23$70.00, Aug 6 - Aug 21$42.70, Aug 17 6:39 pm$82.11, Aug 15 - Aug 23$70.00, Aug 6 - Aug 21$42.68, Aug 19 - Aug 21$82.11, Aug 15 - Aug 23$67.00, Aug 21 - Jan 2$42.67, Aug 21 11:55 pm$81.28, Aug 24 - Aug 31$67.00, Aug 21 - Jan 2$42.66, Aug 23 - Aug 25$81.28, Aug 24 - Aug 31$67.00, Aug 21 - Jan 2$42.63, Aug 26 3:02 am$81.28, Aug 24 - Aug 31$67.00, Aug 21 - Jan 2$48.90, Aug 28 7:26 am$81.28, Aug 24 - Aug 31$67.00, Aug 21 - Jan 2$64.81, Aug 30 1:41 pm$81.28, Aug 24 - Aug 31$68.00, Aug 31 6:28 pm$67.00, Aug 21 - Jan 2$80.46, Sep 3 - Sep 7$67.00, Aug 21 - Jan 2$63.91, Sep 3 1:28 am$80.46, Sep 3 - Sep 7$67.00, Aug 21 - Jan 2$61.65, Sep 5 8:30 am$80.46, Sep 3 - Sep 7$67.00, Aug 21 - Jan 2$56.85, Sep 7 3:20 pm$79.65, Sep 10 - Sep 19$67.00, Aug 21 - Jan 2$54.86, Sep 10 2:43 am$79.65, Sep 10 - Sep 19$67.00, Aug 21 - Jan 2$52.38, Sep 12 10:06 am$79.65, Sep 10 - Sep 19$67.00, Aug 21 - Jan 2$51.92, Sep 14 8:59 am$79.65, Sep 10 - Sep 19$67.00, Aug 21 - Jan 2$50.82, Sep 17 12:07 pm$79.65, Sep 10 - Sep 19$67.00, Aug 21 - Jan 2$50.45, Sep 19 1:49 pm$78.84, Sep 22 - Sep 28$67.00, Aug 21 - Jan 2$50.43, Sep 22 10:54 am$78.84, Sep 22 - Sep 28$67.00, Aug 21 - Jan 2$50.40, Sep 24 7:42 am$78.84, Sep 22 - Sep 28$67.00, Aug 21 - Jan 2$50.35, Sep 26 - Sep 28$78.05, Sep 30 - Nov 23$67.00, Aug 21 - Jan 2$50.33, Sep 30 8:38 am$78.05, Sep 30 - Nov 23$67.00, Aug 21 - Jan 2$50.44, Oct 2 11:25 am$78.05, Sep 30 - Nov 23$67.00, Aug 21 - Jan 2$50.40, Oct 4 2:46 pm$78.05, Sep 30 - Nov 23$67.00, Aug 21 - Jan 2$50.32, Oct 6 4:41 pm$78.05, Sep 30 - Nov 23$67.00, Aug 21 - Jan 2$50.25, Oct 8 7:12 pm$78.05, Sep 30 - Nov 23$67.00, Aug 21 - Jan 2$50.18, Oct 10 9:10 pm$78.05, Sep 30 - Nov 23$67.00, Aug 21 - Jan 2$50.16, Oct 13 12:03 am$78.05, Sep 30 - Nov 23$67.00, Aug 21 - Jan 2$50.08, Oct 15 2:37 am$78.05, Sep 30 - Nov 23$67.00, Aug 21 - Jan 2$49.87, Oct 17 7:54 am$78.05, Sep 30 - Nov 23$67.00, Aug 21 - Jan 2$49.80, Oct 19 2:23 pm$78.05, Sep 30 - Nov 23$67.00, Aug 21 - Jan 2$49.73, Oct 21 7:09 pm$78.05, Sep 30 - Nov 23$67.00, Aug 21 - Jan 2$50.44, Oct 24 2:23 am$78.05, Sep 30 - Nov 23$67.00, Aug 21 - Jan 2$50.45, Oct 29 11:45 pm$78.05, Sep 30 - Nov 23$67.00, Aug 21 - Jan 2$50.44, Nov 4 - Nov 23$89.21, Nov 25 - Nov 27$67.00, Aug 21 - Jan 2$57.09, Nov 25 - Dec 7$82.71, Nov 29 - Dec 5$67.00, Aug 21 - Jan 2$57.09, Nov 25 - Dec 7$89.21, Dec 7 12:08 am$67.00, Aug 21 - Jan 2$57.09, Nov 25 - Dec 7$89.96, Dec 9 - Dec 12$67.40, Dec 10 6:27 am$67.00, Aug 21 - Jan 2$89.96, Dec 9 - Dec 12$67.29, Dec 12 5:07 am$67.00, Aug 21 - Jan 2$93.91, Dec 14 - Dec 18$67.20, Dec 14 3:30 am$67.00, Aug 21 - Jan 2$93.91, Dec 14 - Dec 18$67.13, Dec 16 3:13 am$67.00, Aug 21 - Jan 2$93.91, Dec 14 - Dec 18$67.02, Dec 18 1:36 am$67.00, Aug 21 - Jan 2$96.64, Dec 22 - Jan 4$67.00, Aug 21 - Jan 2$66.72, Dec 23 4:19 am$96.64, Dec 22 - Jan 4$67.04, Dec 25 - Dec 26$67.00, Aug 21 - Jan 2$96.64, Dec 22 - Jan 4$87.69, Dec 28 6:48 pm$67.00, Aug 21 - Jan 2$97.80, Dec 31 12:42 pm$96.64, Dec 22 - Jan 4$67.00, Aug 21 - Jan 2$96.64, Dec 22 - Jan 4$94.33, Jan 2 7:11 am$67.00, Aug 21 - Jan 2$97.78, Jan 4 1:21 am$96.64, Dec 22 - Jan 4$92.00, Jan 4 - Jan 5$97.06, Jan 4 - Jan 11$88.00, Jan 6 - Jan 11$84.99, Jan 6 - Jan 7$97.06, Jan 4 - Jan 11$88.00, Jan 6 - Jan 11$84.11, Jan 8 9:31 pm$97.06, Jan 4 - Jan 11$88.00, Jan 6 - Jan 11$83.20, Jan 9 10:12 pm$99.36, Jan 12 - Feb 16$87.99, Jan 12 10:13 am$81.53, Jan 12 10:13 am$99.36, Jan 12 - Feb 16$85.00, Jan 13 - Jan 14$84.99, Jan 13 - Jan 16$99.36, Jan 12 - Feb 16$87.99, Jan 16 12:06 pm$84.99, Jan 13 - Jan 16$99.36, Jan 12 - Feb 16$83.86, Jan 18 4:54 am$81.99, Jan 18 4:54 am$99.36, Jan 12 - Feb 16$78.70, Jan 21 9:46 am$75.95, Jan 21 9:46 am$99.36, Jan 12 - Feb 16$73.00, Jan 23 - Feb 5$51.98, Jan 23 12:52 am$99.36, Jan 12 - Feb 16$73.00, Jan 23 - Feb 5$52.16, Jan 24 - Jan 26$99.36, Jan 12 - Feb 16$73.00, Jan 23 - Feb 5$55.00, Jan 28 - Feb 1$99.36, Jan 12 - Feb 16$73.00, Jan 23 - Feb 5$49.77, Feb 4 7:22 am$99.36, Jan 12 - Feb 16$66.99, Feb 6 - Feb 7$54.97, Feb 5 - Feb 9$99.36, Jan 12 - Feb 16$63.99, Feb 9 5:26 pm$54.97, Feb 5 - Feb 9$99.36, Jan 12 - Feb 16$61.00, Feb 11 - Apr 17$54.98, Feb 11 - Feb 12$99.36, Jan 12 - Feb 16$61.00, Feb 11 - Apr 17$46.95, Feb 14 6:18 am$99.36, Jan 12 - Feb 16$61.00, Feb 11 - Apr 17$46.87, Feb 16 2:42 am$96.64, Feb 18 - Feb 21$61.00, Feb 11 - Apr 17$46.77, Feb 18 12:31 am$96.64, Feb 18 - Feb 21$61.00, Feb 11 - Apr 17$46.67, Feb 19 10:07 pm$97.06, Feb 23 - Mar 1$61.00, Feb 11 - Apr 17$46.43, Feb 23 6:08 pm$97.06, Feb 23 - Mar 1$61.00, Feb 11 - Apr 17$46.33, Feb 25 3:40 pm$97.06, Feb 23 - Mar 1$61.00, Feb 11 - Apr 17$46.25, Feb 27 1:54 pm$97.06, Feb 23 - Mar 1$61.00, Feb 11 - Apr 17$46.13, Mar 1 12:57 pm$96.64, Mar 2 - Apr 24$61.00, Feb 11 - Apr 17$46.05, Mar 2 10:37 pm$96.64, Mar 2 - Apr 24$61.00, Feb 11 - Apr 17$45.98, Mar 4 7:38 pm$96.64, Mar 2 - Apr 24$61.00, Feb 11 - Apr 17$45.86, Mar 6 6:49 pm$96.64, Mar 2 - Apr 24$61.00, Feb 11 - Apr 17$45.74, Mar 8 5:55 pm$96.64, Mar 2 - Apr 24$61.00, Feb 11 - Apr 17$54.99, Mar 11 - Apr 24$96.64, Mar 2 - Apr 24$74.54, Apr 20 6:39 am$54.99, Mar 11 - Apr 24$96.64, Mar 2 - Apr 24$74.20, Apr 21 3:03 pm$54.99, Mar 11 - Apr 24$96.64, Mar 2 - Apr 24$73.80, Apr 24 9:24 am$54.99, Mar 11 - Apr 24$96.64, Apr 27 - Jun 26$74.98, Apr 27 11:23 am$54.99, Apr 27 11:23 am$96.64, Apr 27 - Jun 26$74.68, Apr 30 8:53 am$50.00, Apr 30 - May 29$96.64, Apr 27 - Jun 26$74.27, May 3 1:36 am$50.00, Apr 30 - May 29$96.64, Apr 27 - Jun 26$73.79, May 5 8:05 pm$50.00, Apr 30 - May 29$96.64, Apr 27 - Jun 26$73.25, May 9 9:42 pm$50.00, Apr 30 - May 29$96.64, Apr 27 - Jun 26$72.65, May 13 2:26 am$50.00, Apr 30 - May 29$96.64, Apr 27 - Jun 26$72.07, May 16 1:40 pm$50.00, Apr 30 - May 29$96.64, Apr 27 - Jun 26$70.99, May 20 9:59 pm$50.00, Apr 30 - May 29$96.64, Apr 27 - Jun 26$70.21, May 25 12:00 am$50.00, Apr 30 - May 29$96.64, Apr 27 - Jun 26$64.09, May 29 - Jun 7$50.00, Apr 30 - May 29$96.64, Apr 27 - Jun 26$64.09, May 29 - Jun 7$49.33, Jun 3 2:12 am$96.64, Apr 27 - Jun 26$64.09, May 29 - Jun 7$48.78, Jun 7 4:23 pm$96.64, Apr 27 - Jun 26$64.19, Jun 11 - Jul 14$48.47, Jun 11 3:17 pm$96.64, Apr 27 - Jun 26$64.19, Jun 11 - Jul 14$48.07, Jun 15 9:51 am$96.64, Apr 27 - Jun 26$64.19, Jun 11 - Jul 14$47.60, Jun 19 4:28 am$96.64, Apr 27 - Jun 26$64.19, Jun 11 - Jul 14$46.60, Jun 22 10:06 pm$96.64, Apr 27 - Jun 26$64.19, Jun 11 - Jul 14$45.11, Jun 26 5:31 pm$118.95, Jun 30 - Aug 5$64.19, Jun 11 - Jul 14$38.45, Jun 30 6:26 pm$118.95, Jun 30 - Aug 5$64.19, Jun 11 - Jul 14$37.09, Jul 4 10:51 pm$118.95, Jun 30 - Aug 5$64.19, Jun 11 - Jul 14$40.00, Jul 10 3:37 pm$118.95, Jun 30 - Aug 5$64.19, Jun 11 - Jul 14$39.99, Jul 14 12:16 pm$118.95, Jun 30 - Aug 5$67.61, Jul 18 3:52 am$37.98, Jul 18 3:52 am$118.95, Jun 30 - Aug 5$59.64, Jul 21 - Jul 25$37.99, Jul 21 7:38 pm$118.95, Jun 30 - Aug 5$59.64, Jul 21 - Jul 25$38.00, Jul 25 9:49 am$118.95, Jun 30 - Aug 5$67.22, Jul 28 11:09 pm$37.99, Jul 28 11:09 pm$118.95, Jun 30 - Aug 5$59.64, Aug 1 - Aug 5$38.00, Aug 1 1:10 pm$118.95, Jun 30 - Aug 5$59.64, Aug 1 - Aug 5$37.90, Aug 5 4:28 am$103.77, Aug 8 - Sep 14$67.82, Aug 8 10:17 pm$37.70, Aug 8 10:17 pm$103.77, Aug 8 - Sep 14$67.00, Aug 12 - Aug 16$37.10, Aug 12 4:59 pm$103.77, Aug 8 - Sep 14$67.00, Aug 12 - Aug 16$36.40, Aug 16 10:34 am$103.77, Aug 8 - Sep 14$68.70, Aug 20 - Aug 22$35.60, Aug 20 4:56 am$103.77, Aug 8 - Sep 14$68.70, Aug 20 - Aug 22$35.40, Aug 22 5:40 am$103.77, Aug 8 - Sep 14$68.86, Aug 26 12:04 am$37.95, Aug 26 12:04 am$103.77, Aug 8 - Sep 14$68.84, Aug 29 6:22 pm$35.95, Aug 29 6:22 pm$103.77, Aug 8 - Sep 14$47.90, Sep 2 12:20 pm$35.49, Sep 2 12:20 pm$103.77, Aug 8 - Sep 14$45.75, Sep 6 10:08 am$33.89, Sep 6 10:08 am$103.77, Aug 8 - Sep 14$43.60, Sep 10 8:04 am$32.30, Sep 10 8:04 am$103.77, Aug 8 - Sep 14$47.00, Sep 14 4:26 am$36.00, Sep 14 4:26 am$100.65, Sep 18 - Sep 21$98.96, Sep 18 1:37 am$69.99, Sep 18 1:37 am$100.65, Sep 18 - Sep 21$89.95, Sep 21 11:35 pm$69.14, Sep 21 11:35 pm$97.63, Sep 25 9:54 pm$89.84, Sep 25 - Sep 29$68.39, Sep 25 9:54 pm$99.12, Sep 29 8:23 pm$89.84, Sep 25 - Sep 29$68.80, Sep 29 8:23 pm$97.63, Oct 3 - Nov 8$68.47, Oct 3 9:53 pm$68.32, Oct 3 9:53 pm$97.63, Oct 3 - Nov 8$89.84, Oct 8 12:36 am$69.15, Oct 8 12:36 am$97.63, Oct 3 - Nov 8$68.37, Oct 12 2:41 am$68.37, Oct 12 2:41 am$97.63, Oct 3 - Nov 8$68.21, Oct 16 1:15 am$67.98, Oct 16 - Oct 19$97.63, Oct 3 - Nov 8$68.12, Oct 19 10:24 pm$67.98, Oct 16 - Oct 19$97.63, Oct 3 - Nov 8$68.10, Oct 23 7:17 pm$67.93, Oct 23 7:17 pm$97.63, Oct 3 - Nov 8$74.65, Oct 27 5:02 pm$67.59, Oct 27 - Nov 4$97.63, Oct 3 - Nov 8$74.59, Oct 31 4:46 pm$67.59, Oct 27 - Nov 4$97.63, Oct 3 - Nov 8$74.69, Nov 4 - Nov 12$67.59, Oct 27 - Nov 4$97.63, Oct 3 - Nov 8$89.85, Nov 8 7:32 pm$74.69, Nov 4 - Nov 12$99.12, Nov 12 10:08 pm$74.69, Nov 4 - Nov 12$74.50, Nov 12 10:08 pm$124.95, Nov 17 5:06 am$77.65, Nov 17 5:06 am$73.95, Nov 17 5:06 am$103.77, Nov 21 - Dec 20$76.79, Nov 21 2:07 pm$73.15, Nov 21 2:07 pm$103.77, Nov 21 - Dec 20$68.39, Nov 26 12:42 am$66.95, Nov 26 12:42 am$103.77, Nov 21 - Dec 20$67.12, Nov 30 7:56 pm$63.95, Nov 30 7:56 pm$103.77, Nov 21 - Dec 20$61.44, Dec 5 4:43 pm$58.55, Dec 5 4:43 pm$103.77, Nov 21 - Dec 20$49.20, Dec 10 7:25 pm$48.29, Dec 10 7:25 pm$103.77, Nov 21 - Dec 20$48.13, Dec 15 8:54 pm$48.05, Dec 15 8:54 pm$103.77, Nov 21 - Dec 20$48.14, Dec 20 7:14 pm$48.10, Dec 20 7:14 pm$103.24, Dec 26 - Dec 31$62.64, Dec 26 9:39 am$48.28, Dec 26 - Dec 31$103.24, Dec 26 - Dec 31$62.52, Dec 31 12:44 am$48.28, Dec 26 - Dec 31$102.72, Jan 4 5:11 pm$96.06, Jan 4 5:11 pm$89.99, Jan 4 5:11 pmOOS $99.69, Jan 9 - Feb 1$88.93, Jan 9 2:09 pm$71.50, Jan 9 2:09 pmOOS $99.69, Jan 9 - Feb 1$89.99, Jan 12 2:34 am$71.10, Jan 12 2:34 amOOS $99.69, Jan 9 - Feb 1$89.95, Jan 17 1:42 am$70.14, Jan 17 1:42 amOOS $99.69, Jan 9 - Feb 1$89.36, Jan 22 2:44 am$69.28, Jan 22 2:44 amOOS $99.69, Jan 9 - Feb 1$68.33, Jan 27 5:09 am$68.28, Jan 27 5:09 amOOS $99.69, Jan 9 - Feb 1$91.91, Jan 29 6:28 pm$68.29, Jan 29 - Feb 1OOS $99.69, Jan 9 - Feb 1$91.39, Feb 1 7:04 am$68.29, Jan 29 - Feb 1$99.69, Feb 6 - Apr 15$92.20, Feb 6 - Feb 11$75.75, Feb 6 - Feb 11$99.69, Feb 6 - Apr 15$92.08, Feb 16 10:13 pm$90.00, Feb 16 10:13 pm$99.69, Feb 6 - Apr 15$89.97, Feb 22 10:57 am$89.73, Feb 22 10:57 am$99.69, Feb 6 - Apr 15$92.21, Feb 27 7:45 pm$85.00, Feb 27 - Mar 23$99.69, Feb 6 - Apr 15$91.61, Mar 11 4:32 am$85.00, Feb 27 - Mar 23$99.69, Feb 6 - Apr 15$95.69, Apr 3 12:39 pm$84.93, Apr 3 12:39 pm$99.69, Feb 6 - Apr 15$90.66, Apr 15 4:08 am$83.33, Apr 15 4:08 am 64,6481,712,362 1,953,125 1,562,500 1,171,875 781,250 390,625 Oct Dec Feb Apr Jun Aug Oct Dec Feb Apr Jun 2015 2016

Price Details

New

Last Seen $99.69 Apr 15, '16
Highest $124.95 Nov 17, '15
Lowest $78.05 Sep 30, '14
Average $99.69 (30d avg)
$99.69 (90d avg)
$101.05 (180d avg)
$102.16 (365d avg)
$94.60 (Lifetime average)
Added Feb 12, 2014

3rd Party New

Last Seen $90.66 Apr 15, '16
Highest $96.06 Jan 4, '16
Lowest $43.60 Sep 10, '15
Average $95.69 (30d avg)
$89.04 (90d avg)
$78.45 (180d avg)
$71.83 (365d avg)
$68.40 (Lifetime average)
Added Feb 12, 2014

3rd Party Used

Last Seen $83.33 Apr 15, '16
Highest $98.96 Sep 18, '15
Lowest $20.00 Jun 1, '14
Average $84.97 (30d avg)
$83.13 (90d avg)
$74.73 (180d avg)
$62.18 (365d avg)
$56.87 (Lifetime average)
Added Feb 12, 2014

Sales Rank

30 day average: 1,266,563
90 day average: 812,017

Product Description

The International Guide to Speech Acquisition is a comprehensive guide that is ideal for speech-language pathologists working with children from a wide variety of language backgrounds. Offering coverage on 12 English-speaking dialects and 24 languages other than English, you will find the information you need to identify children who are having speech difficulties and provide age-appropriate prevention and intervention targets.

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