Vitkus, J. (1996). Casebook in abnormal psychology (3rd ed.). McGraw-Hill.
Chicago Style (17th ed.) ZitazioaVitkus, John. Casebook in Abnormal Psychology. 3rd ed. New York: McGraw-Hill, 1996.
MLA (9th ed.) ZitazioaVitkus, John. Casebook in Abnormal Psychology. 3rd ed. McGraw-Hill, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.