Gaya APA

Zimbardo, P, G. (1980). Essentials of Psychology and life 10 th Edition (Cet 6). Cleniew: Scott, Foresman and Company.

Gaya MLA

Zimbardo, Philip, G.. "Essentials of Psychology and life 10 th Edition". Cet 6 Cleniew: Scott, Foresman and Company, 1980. Text.