The System of Professions: An Essay on the Division of Expert Labor (Institutions)-
Amazon
From $31.02 (New)
From $31.02 (New)
| Last Seen | |
| Highest | $32.00 Mar 9, '16 |
| Lowest | $25.73 Sep 30, '14 |
| Average | $31.25 (30d avg) $31.09 (90d avg) $31.04 (180d avg) $29.34 (365d avg) $27.78 (Lifetime average) |
| Added | Nov 26, 2013 |
| Last Seen | |
| Highest | $27.06 Dec 23, '14 |
| Lowest | $14.35 Oct 13, '15 |
| Average | $24.75 (30d avg) $24.52 (90d avg) $24.68 (180d avg) $24.22 (365d avg) $24.23 (Lifetime average) |
| Added | Nov 26, 2013 |
| Last Seen | |
| Highest | $18.86 Apr 13, '16 |
| Lowest | $0.99 Aug 21, '15 |
| Average | $9.64 (30d avg) $11.91 (90d avg) $12.53 (180d avg) $11.24 (365d avg) $11.22 (Lifetime average) |
| Added | Nov 26, 2013 |
30 day average: 381,016
90 day average: 377,603