Lua APA (7ú heag.)

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

Lua i Stíl Chicago (17ú heag.)

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

Lua MLA (9ú heag.)

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

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