APA (7e ed.) Bronvermelding

Holmes, D. S. (1997). Textbook companion for students to accompany Holmes Abnormal psychology (3rd edition.). Longman.

Chicago (17e ed.) Bronvermelding

Holmes, David Sheridan. Textbook Companion for Students to Accompany Holmes Abnormal Psychology. 3rd edition. New York: Longman, 1997.

MLA (9e ed.) Bronvermelding

Holmes, David Sheridan. Textbook Companion for Students to Accompany Holmes Abnormal Psychology. 3rd edition. Longman, 1997.