Zimbardo, P. G. (1988). Psychology and life (12th ed.). Scott, Foresman and Co..
Lua i Stíl Chicago (17ú heag.)Zimbardo, Philip G. Psychology and Life. 12th ed. Glenview, Illinois: Scott, Foresman and Co., 1988.
Lua MLA (9ú heag.)Zimbardo, Philip G. Psychology and Life. 12th ed. Scott, Foresman and Co., 1988.
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