1. The Experience of Motivation;Apter,1982
2. Reversal Theory: Motivation Emotion and Personality;Apter,1989
3. Motivational Styles in Everyday Life: a Guide to Reversal Theory;Apter,2001
4. Reversal theory: basic concepts;Frey,1999
5. Arousal and individual differences in sport;Kerr;Personality and Individual Differences,1991