Wood, S. E. (1996). The world of psychology (2nd.ed.). Allyn and Bacon.
Lua i Stíl Chicago (17ú heag.)Wood, Samuel E. The World of Psychology. 2nd.ed. Boston: Allyn and Bacon, 1996.
Lua MLA (9ú heag.)Wood, Samuel E. The World of Psychology. 2nd.ed. Allyn and Bacon, 1996.
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