Fox, Eugene, and Ceinwen Cumming. “Craig, K. D., & McMahon, R. J . (Eds.). (1983). <i>Advances in Clinical Behavior therapy.< I>”;. Canadian Journal of Counselling and Psychotherapy 19, no. 2 (May 16, 2011). Accessed December 29, 2025. https://jmss.org/index.php/rcc/article/view/59764.