APA ציטוט

Vitkus, J. (1999). Casebook in abnormal psychology (4th ed.). Boston: McGraw-Hill College.

Trích dẫn kiểu Chicago

Vitkus, John. Casebook in Abnormal Psychology. 4th ed. Boston: McGraw-Hill College, 1999.

ציטוט MLA

Vitkus, John. Casebook in Abnormal Psychology. 4th ed. Boston: McGraw-Hill College, 1999.