- Five Universal Principles of Positive Behavior
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Amazon
From $39.00 (New)
From $39.00 (New)
| Latest | $39.00 Apr 16, '16 |
| Highest | $39.00 May 30, '15 |
| Lowest | $29.82 Nov 6, '13 |
| Average | $39.00 (30d avg) $39.00 (90d avg) $39.00 (180d avg) $38.35 (365d avg) $34.37 (Lifetime average) |
| Added | Nov 6, 2013 |
| Last Seen | |
| Highest | $36.07 Mar 12, '16 |
| Lowest | $0.01 Feb 7, '16 |
| Average | $36.07 (30d avg) $6.65 (90d avg) $3.12 (180d avg) $2.10 (365d avg) $5.66 (Lifetime average) |
| Added | Nov 6, 2013 |
| Latest | $1.48 Apr 16, '16 |
| Highest | $1.48 Oct 7, '15 |
| Lowest | $0.01 Aug 28, '15 |
| Average | $1.48 (30d avg) $1.48 (90d avg) $1.48 (180d avg) $0.90 (365d avg) $0.77 (Lifetime average) |
| Added | Nov 6, 2013 |
30 day average: 2,460,187
90 day average: 3,070,320