Westwood M. Kanfer, F. and Goldstein, A. (1975). <i>Helping People Change: A Textbook of Methods.</i>. Can J Couns Psychother [Internet]. 2012 Feb. 28 [cited 2025 Dec. 5];11(2). Available from: https://cjc-rcc.ucalgary.ca/article/view/60105