Citazione Stile APA (7a Edizione)

Hilgard, E. R., & Bower, G. H. (1975). Theories of learning (4th ed.). Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Hilgard, Ernest Ropiequet, e Gordon H. Bower. Theories of Learning. 4th ed. Englewood Cliffs, N.J: Prentice-Hall, 1975.

Citatione MLA (9a ed.)

Hilgard, Ernest Ropiequet, e Gordon H. Bower. Theories of Learning. 4th ed. Prentice-Hall, 1975.