APA aipamena

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

Chicago Style aipamena

Cratty, Bryant J. Psychology and Physical Activity. Englewood Cliffs, N. J: Prentice-Hall, 1968.

MLA aipamena

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