Cita APA (7th ed.)

Zimbardo, P. G., & Weber, A. L. (1994). Psychology (ed.). HarperCollins College Publishers.

Cita Chicago (17th ed.)

Zimbardo, Philip G., i Ann L. Weber. Psychology. ed. HarperCollins College Publishers, 1994.

Cita MLA (9th ed.)

Zimbardo, Philip G., i Ann L. Weber. Psychology. ed. HarperCollins College Publishers, 1994.