Cita APA (7th ed.)

Leahey, T. H. (1989). Human learning (2nd.ed.). Prentice Hall.

Cita Chicago (17th ed.)

Leahey, Thomas H. Human Learning. 2nd.ed. New Jersey: Prentice Hall, 1989.

Cita MLA (9th ed.)

Leahey, Thomas H. Human Learning. 2nd.ed. Prentice Hall, 1989.