Holmes, D. S. (1997). Textbook companion for students to accompany Holmes Abnormal psychology (3rd edition.). Longman.
Lua i Stíl Chicago (17ú heag.)Holmes, David Sheridan. Textbook Companion for Students to Accompany Holmes Abnormal Psychology. 3rd edition. New York: Longman, 1997.
Lua MLA (9ú heag.)Holmes, David Sheridan. Textbook Companion for Students to Accompany Holmes Abnormal Psychology. 3rd edition. Longman, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.