Παραπομπή APA

Thorpe, W. (1969). Learning and instinct in animals. Methuen & Co.

Παραπομπή Chicago Style

Thorpe, W.H. Learning and Instinct in Animals. London: Methuen & Co, 1969.

Παραπομπή MLA

Thorpe, W.H. Learning and Instinct in Animals. Methuen & Co, 1969.