2012. 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. Canadian Journal of Counselling and Psychotherapy. 17, 2 (Apr. 2012).