
Understanding Phonology (Understanding Language)-
Amazon
From $34.68 (New)

From $34.68 (New)

| Last Seen | |
| Highest | $41.95 Jan 9, '16 |
| Lowest | $32.05 May 30, '14 |
| Average | $34.73 (30d avg) $35.89 (90d avg) $38.72 (180d avg) $37.88 (365d avg) $37.84 (Lifetime average) |
| Added | Dec 8, 2013 |
| Last Seen | |
| Highest | $35.46 Aug 12, '14 |
| Lowest | $21.47 Jul 15, '14 |
| Average | $28.47 (30d avg) $28.63 (90d avg) $29.64 (180d avg) $30.21 (365d avg) $29.96 (Lifetime average) |
| Added | Dec 8, 2013 |
| Last Seen | |
| Highest | $31.43 Sep 23, '15 |
| Lowest | $4.30 Feb 27, '16 |
| Average | $5.35 (30d avg) $6.73 (90d avg) $18.34 (180d avg) $19.39 (365d avg) $21.47 (Lifetime average) |
| Added | Dec 8, 2013 |
30 day average: 1,194,753
90 day average: 987,442