APA (7th ed.) Zitazioa

Cratty, B. J. (1968). Psychology and physical activity. Prentice-Hall.

Chicago Style (17th ed.) Zitazioa

Cratty, Bryant J. Psychology and Physical Activity. New Jersey: Prentice-Hall, 1968.

MLA (9th ed.) Zitazioa

Cratty, Bryant J. Psychology and Physical Activity. Prentice-Hall, 1968.