Vitkus, J. (2004). Casebook in abnormal psychology (5th ed.). McGraw-Hill College.
Lua i Stíl Chicago (17ú heag.)Vitkus, John. Casebook in Abnormal Psychology. 5th ed. Boston: McGraw-Hill College, 2004.
Lua MLA (9ú heag.)Vitkus, John. Casebook in Abnormal Psychology. 5th ed. McGraw-Hill College, 2004.
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