The Influence of Positive Affect on Intrinsic and Extrinsic Motivation: Facilitating Enjoyment of Play, Responsible Work Behavior, and Self-Control

Motivation and Emotion (2005) - Comment
doi: 10.1007/s11031-006-9019-8 issn: 0146-7239 issn: 1573-6644

Alice M. Isen, Johnmarshall Reeve