APA (7e ed.) Bronvermelding

Vitkus, J. (1993). Casebook in abnormal psychology (2nd ed.). McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Vitkus, John. Casebook in Abnormal Psychology. 2nd ed. New York: McGraw-Hill, 1993.

MLA (9e ed.) Bronvermelding

Vitkus, John. Casebook in Abnormal Psychology. 2nd ed. McGraw-Hill, 1993.