APA

Butt D. S., . (1987). The psychology of sport: the behavior, motivation, personality, and performance of athletes. New York: Van Nostrand Reinhold.

Chicago

Butt Dorcas Susan, . 1987. The psychology of sport: the behavior, motivation, personality, and performance of athletes. New York: Van Nostrand Reinhold.

Harvard

Butt D. S., . (1987). The psychology of sport: the behavior, motivation, personality, and performance of athletes. New York: Van Nostrand Reinhold.

MLA

Butt Dorcas Susan, . The psychology of sport: the behavior, motivation, personality, and performance of athletes. New York: Van Nostrand Reinhold. 1987.