
- Operating Systems: Internals and Design Principles (7th Edition)
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From $169.38 (New)

From $169.38 (New)

| Last Seen | |
| Highest | $175.94 Feb 11, '14 |
| Lowest | $104.13 Sep 14, '13 |
| Average | $143.19 (Overall average) |
| Added | Sep 14, 2013 |
| Latest | $52.97 Mar 26, '16 |
| Highest | $116.80 Jun 27, '14 |
| Lowest | $12.90 Jun 5, '15 |
| Average | $59.43 (30d avg) $56.76 (90d avg) $54.94 (180d avg) $58.23 (365d avg) $65.78 (Lifetime average) |
| Added | Sep 14, 2013 |
| Latest | $17.95 Mar 26, '16 |
| Highest | $92.46 Sep 3, '14 |
| Lowest | $0.07 Feb 11, '15 |
| Average | $36.10 (30d avg) $36.09 (90d avg) $29.90 (180d avg) $24.02 (365d avg) $30.50 (Lifetime average) |
| Added | Sep 14, 2013 |
30 day average: 559,903
90 day average: 364,275