Rogers' “Growth Conditions” as a Variable in Interpersonal Attraction

Parloff M. B. Waskow I. E. Wolfe B. E. Research and therapist variables in relation to process and outcome. In Garfield S. L. Bergin A. E. (Eds.), Handbook of psychotherapy and behavior change. (2nd ed.) New York: Wiley, 1978. Pp. 233–282.

Truax C. B. Reinforcement vs non-reinforcement in Rogerian psychotherapy. Journal of Abnormal Psychology, 1966, 71, 1–9.