APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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