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Showing 1 - 3 of 3 Results
1.
Hidden Costs of Reward: New Perspectives on the Psychology of Human Motivation
Hidden Costs of Reward: New Perspectives on the Psychology of Human Motivation by Lepper, Mark R., Greene, David ISBN: 9780470264874 List Price: $16.50
$20.89
2.
Hidden Costs of Reward : New Perspectives on the Psychology of Human Motivation
Hidden Costs of Reward : New Perspectives on the Psychology of Human Motivation by Lepper, Mark R., Greene, David ISBN: 9781138954304
$155.50
3.
The Hidden Costs of Reward: New Perspectives on the Psychology of Human Motivation
The Hidden Costs of Reward: New Perspectives on the Psychology of Human Motivation by Lepper, Mark R., Greene, David ISBN: 9781138954403 List Price: $56.95
$53.09 (Save 6%)