Citazione Stile APA (7a Edizione)

Hergenhahn, B. R. (1988). An introduction to theories of learning. Prentice Hall Int.

Citazione stile Chigago Style (17a edizione)

Hergenhahn, B R. An Introduction to Theories of Learning. Englewood Cliffs, N J: Prentice Hall Int, 1988.

Citatione MLA (9a ed.)

Hergenhahn, B R. An Introduction to Theories of Learning. Prentice Hall Int, 1988.