2Ayllon,T. (1963).Intensive treatment of psychotic behavior by stimulus at food reinforcement, Behavior Research and Therapy, 1,47 - 58.
3Ayllon,T.And Azrin,N.(1968).The token economy. New York:Wiley.
4Barlow, D. H. & Hofmann, S. G.(1997).Efficacy and dissemination of psychological treatments, In Clark,D. M. & Fairhurn,C. G. The science and practice of cognitive behavior therapy. New York: Oxford university Press.
5Beck,T. A. ( 1963). Thinking and depression. 1 Idiosyncratic content and cognitive distortions. Archives of General Psychiatry ,9,36-46.
6Beck, T. A. (1967). Depression: Causes and treatment. Philadelphia: University of Pennsylvania Press.
7Beck,A..Rush,A. ,Shaw,B. ,and Emevy,G. (1979). Cognitive therapy of depression. New YorkGuilford Press.
8Bandura, A. ( 1971 ), Vicarious and self- reinforcement processes. In R. Glaser(Ed. ), The nature of reinforcement, New York: Academic Press.
9Berman, J. S., Miller, R. C. & Massman, P. J. (1985). Cognitive therapy versus systematic desensitization: Is one treatment superior, Psychological Bulletin, 97,451 - 461,
10Blackburn, I., Bishop, S., Glen, 1. , Whalley, L. & Christie,J.(1981).The efficacy of cognitive therapy in depression:a reatment trial using cognitive therapy and pharmacotherapy,each alone and in combination. British Journal of Psychiatry, 139,181 - 189.
