Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

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