Citazione Stile APA (7a Edizione)

Hilgard, E. R., & Bower, G. H. (1966). Theories of learning (3d ed.). Appleton-Century-Crofts.

Citazione stile Chigago Style (17a edizione)

Hilgard, Ernest Ropiequet, e Gordon H. Bower. Theories of Learning. 3d ed. New York: Appleton-Century-Crofts, 1966.

Citatione MLA (9a ed.)

Hilgard, Ernest Ropiequet, e Gordon H. Bower. Theories of Learning. 3d ed. Appleton-Century-Crofts, 1966.