Diagnostic and Statistical Manual of Mental Disorders DSM-IV-TR (Text Revision) by American Psychiatric Association Paperback: 943 pages Publisher: American Psychiatric Association 4th edition (June, 2000)	Diagnostic and Statistical Manual of Mental Disorders DSM-IV-TR (Text Revision) by American Psychiatric Association Hardcover: 943 pages Publisher: American Psychiatric Association 4th edition (June, 2000)	Kaplan and Sadock's Comprehensive Textbook of Psychiatry  (2 Vol. Set) by Benjamin J., M.D. Sadock 8th edition (November 1, 2004)