1. Akiskal, H. (1985). Anxiety: Definitional issues, relationship to depression and proposal for an integrative model. In A. H. Tuma & J. D. Maser (Eds.),Anxiety and the anxiety disorders. Hillsdale, NJ: Lawrence Erlbaum Associates.
2. American Psychiatric Association (1980).Diagnostic and statistical manual of mental disorders 3rd ed. Washington, DC: American Psychiatric Association.
3. Barlow, D. H. (1985). The dimensions of anxiety disorders. In A. H. Tuma & J. D. Maser (Eds.),Anxiety and the anxiety disorders. Hillsdale, NJ: Lawrence Erlbaum Associates.
4. Barrett, J. (1981). Psychiatric diagnosis (research diagnositic criteria) in symptomatic volunteers.Archives of General Psychiatry, 38 153?157.
5. Bowers, K., & Meichenbaum, D. (Eds.) (1985).The unconscious reconsidered. New York: John Wiley.