Morris, C. G., & Maisto, A. A. (2000). Understanding psychology (5th ed.). Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Morris, Charles G., agus Albert A. Maisto. Understanding Psychology. 5th ed. New Jersey: Prentice Hall, 2000.
Lua MLA (9ú heag.)Morris, Charles G., agus Albert A. Maisto. Understanding Psychology. 5th ed. Prentice Hall, 2000.
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