1. Diagnostic and Statistical Manual of Mental Disorders;American Psychiatric Association,1980
2. Diagnostic and Statistical Manual of Mental Disorders;American Psychiatric Association,1987
3. Psychotherapy of phobias;Andrews;Psychological Bulletin,1966
4. Anxiety and its disorders: The nature and treatment of anxiety and panic;Barlow,1988
5. A study of agoraphobic housewives;Buglass;Psychological Medicine,1977