Gurman, A.S., & Kniskern, D.P. Research on marital and family therapy: Progress, perspective and prospect. In S. Garfield & A. Bergin (Eds.), (1978). Handbook of Psychotherapy and Behavior Change (2nd ed.); Hayim, G.J. (1980). The Existential So. Can J Couns Psychother [Internet]. 2012 Apr. 1 [cited 2026 Oct. 29];17(2). Available from: https://jmss.org/index.php/rcc/article/view/60508