Roberts, G. C. (2001). Advances in motivation in sport and exercise. Human Kinetics.
Chicago Edition CitationRoberts, Glyn C/Ed. Advances in Motivation in Sport and Exercise. Usa: Human Kinetics, 2001.
MLA Edition CitationRoberts, Glyn C/Ed. Advances in Motivation in Sport and Exercise. Human Kinetics, 2001.
Warning: These citations may not always be 100% accurate.