2 E-böcker av Mark R. Lepper
David Greene & Mark R. Lepper: Hidden Costs of Reward
Originally published in 1978, this volume provided a broad survey of the latest research and theory, at the time, concerning the potential detrimental effects of inappropriate uses of tangible …
EPUB
Engelska
DRM
€55.11
David Greene & Mark R. Lepper: Hidden Costs of Reward
Originally published in 1978, this volume provided a broad survey of the latest research and theory, at the time, concerning the potential detrimental effects of inappropriate uses of tangible …
PDF
Engelska
DRM
€55.37
