Sharf, R. S. (2008). Theories of psychotherapy and counseling: Concepts and cases (4th ed.). Thomson/Brooks/Cole.
Chicago-referens (17:e uppl.)Sharf, Richard S. Theories of Psychotherapy and Counseling: Concepts and Cases. 4th ed. Australia United States: Thomson/Brooks/Cole, 2008.
MLA-referens (9:e uppl.)Sharf, Richard S. Theories of Psychotherapy and Counseling: Concepts and Cases. 4th ed. Thomson/Brooks/Cole, 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.