APA (7th ed.) Citation

Roberts, G. C. (1992). Motivation in sport and exercise. Human Kinetics Books.

Chicago Style (17th ed.) Citation

Roberts, Glyn C. Motivation in Sport and Exercise. Champaign, Ill.: Human Kinetics Books, 1992.

MLA (9th ed.) Citation

Roberts, Glyn C. Motivation in Sport and Exercise. Human Kinetics Books, 1992.