Vydania od David Greene-Mark R. Lepper

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Cover for David Greene-Mark R. Lepper · The Hidden Costs of Reward: New Perspectives on the Psychology of Human Motivation - Psychology Revivals (Paperback Book) (2017)

The Hidden Costs of Reward: New ... (2017)

David Greene-Mark R. Lepper

Cover for David Greene-Mark R. Lepper · The Hidden Costs of Reward: New Perspectives on the Psychology of Human Motivation - Psychology Revivals (Hardcover Book) (2015)

The Hidden Costs of Reward: New ... (2015)

David Greene-Mark R. Lepper