APA Edition Citation

Zimbardo Philip G & Gerrig Richard J. (1999). Psychology and life (15th ed.). Longman.

Chicago Edition Citation

Zimbardo Philip G and Gerrig Richard J. Psychology and Life. 15th ed. New York: Longman, 1999.

MLA Edition Citation

Zimbardo Philip G and Gerrig Richard J. Psychology and Life. 15th ed. Longman, 1999.