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$29.90 23 hrs ago
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| Highest |
$29.90 Dec 26, '15
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| Lowest |
$25.23 Jan 25, '15
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| Average |
$29.90 (30d avg) $29.90 (90d avg) $29.80 (180d avg) $29.78 (365d avg) $28.86 (Lifetime average) |
| Added |
Nov 24, 2014 |
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$18.25 Mar 5, '16
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$20.93 (30d avg) $20.72 (90d avg) $21.26 (180d avg) $21.03 (365d avg) $21.32 (Lifetime average) |
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Nov 24, 2014 |
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$27.70 23 hrs ago
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$18.49 Feb 25, '16
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$27.70 (30d avg) $25.08 (90d avg) $26.00 (180d avg) $24.12 (365d avg) $25.02 (Lifetime average) |
| Added |
Nov 24, 2014 |
Sales Rank
30 day average: 2,113,158
90 day average: 2,412,716
Product Description
Dedicated to the life and work of Heinz Von Foerster, this is a double issue of the journal "Cybernetics and Human Knowing".
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