1. Diagnostic and Statistical Manual of Mental Disorders (DSM-III) (3rd ed).,1980
2. Diagnostic and Statistical Manual of Mental Disorders (DSM-III-R) (3rd ed, revised).,1987
3. An inventory for measuring clinical anxiety: Psychometric properties.;Beck;J Consult Clin Psychol,1988
4. Cognitive Therapy for Depression.;Beck,1979
5. An inventory for measuring depression.;Beck;Arch Gen Psychiatry,1961