APA استشهاد

Joyce, P. a. S. (2014). Skills in gestalt: Counselling & psychotherapy (3rd ed.). Sage.

استشهاد بنمط شيكاغو

Joyce, Phil and Sills. Skills in Gestalt: Counselling & Psychotherapy. 3rd ed. London: Sage, 2014.

MLA استشهاد

Joyce, Phil and Sills. Skills in Gestalt: Counselling & Psychotherapy. 3rd ed. Sage, 2014.