Παραπομπή APA

Garry, R. (1965). The psychology of learning. Prentice hall of India.

Παραπομπή Chicago Style

Garry, Ralph. The Psychology of Learning. New Delhi: Prentice hall of India, 1965.

Παραπομπή MLA

Garry, Ralph. The Psychology of Learning. Prentice hall of India, 1965.