Sunday, April 1, 2012

Sources


Self-determination theory and the facilitation of intrinsic motivation, social development, and well-being.
Ryan, Richard M.; Deci, Edward L.
American Psychologist, Vol 55(1), Jan 2000, 68-78.

  • University of Thessaly, Department of Physical Education and Sports, Karies, 42100 Trikala, Greece

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