Richard M. Ryan
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Self-Determination Theory: Basic Psychological Needs in Motivation, Development, and Wellness
Ryan, Richard M.; Deci, Edward L.
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Intrinsic Motivation and Self-Determination in Human Behavior (Perspectives in Social Psychology)
Deci, Edward L.; Ryan, Richard M.
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The Oxford Handbook of Self-Determination Theory (OXFORD LIBRARY OF PSYCHOLOGY SERIES)
Ryan, Richard M.
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Glued to Games: How Video Games Draw Us In and Hold Us Spellbound (New Directions in Media)
Scott Rigby; Richard Ryan
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