- The Voice Book: Caring For, Protecting, and Improving Your Voice
-
Amazon
From $15.59 (New)
From $15.59 (New)
| Latest | $15.59 6 hrs ago |
| Highest | $16.10 Jan 23, '16 |
| Lowest | $11.04 Aug 6, '15 |
| Average | $15.31 (30d avg) $15.78 (90d avg) $15.55 (180d avg) $14.47 (365d avg) $13.64 (Lifetime average) |
| Added | Sep 12, 2013 |
| Latest | $7.95 6 hrs ago |
| Highest | $12.79 Sep 20, '15 |
| Lowest | $6.88 Dec 14, '15 |
| Average | $9.59 (30d avg) $9.74 (90d avg) $9.55 (180d avg) $9.77 (365d avg) $9.83 (Lifetime average) |
| Added | Sep 12, 2013 |
| Latest | $7.88 6 hrs ago |
| Highest | $10.83 Jan 28, '16 |
| Lowest | $3.26 Dec 4, '15 |
| Average | $7.74 (30d avg) $8.96 (90d avg) $7.93 (180d avg) $7.95 (365d avg) $8.09 (Lifetime average) |
| Added | Sep 12, 2013 |
30 day average: 55,957
90 day average: 56,700