APA-referens (7:e uppl.)
Corey, G. (2009). Theory and practice of counseling and psychotherapy (8th ed.). Brooks/Cole.
Chicago-referens (17:e uppl.)
Corey, Gerald. Theory and Practice of Counseling and Psychotherapy. 8th ed. Australia: Brooks/Cole, 2009.
MLA-referens (9:e uppl.)
Corey, Gerald. Theory and Practice of Counseling and Psychotherapy. 8th ed. Brooks/Cole, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.