Citazione Stile APA (7a Edizione)

Borger, R. (1969). The psychology of learning. Penguin Books.

Citazione stile Chigago Style (17a edizione)

Borger, Robert. The Psychology of Learning. Londres: Penguin Books, 1969.

Citatione MLA (9a ed.)

Borger, Robert. The Psychology of Learning. Penguin Books, 1969.