1. American Psychiatric Association, 1987. Diagnostic and Statistical Manual of Mental Disorders, 3rd ed., revised (DSM-III-R). APA, Washington, DC.
2. An inventory for measuring depression;Beck;Arch. Gen. Psychiatry,1961
3. Beck, A.T., Rush, A.J., Shaw, B.F., Emery, G., 1979. Cognitive Therapy of Depression. Guilford Press, New York.
4. A two-year naturalistic follow-up of depressed patients treated with cognitive therapy, pharmacotherapy and a combination of both;Blackburn;J. Affect. Disord.,1986
5. Cognitive patterns in symptomatic and remitted unipolar major depression;Eaves;J. Abnorm. Psychol.,1984