Corey, G., Corey, M. S., & Callanan, P. (1988). Issues and ethics in the helping professions (3rd ed.). Brooks/Cole Pub. Co.
Chicago-referens (17:e uppl.)Corey, Gerald, Marianne Schneider Corey, och Patrick Callanan. Issues and Ethics in the Helping Professions. 3rd ed. Pacific Grove, Calif: Brooks/Cole Pub. Co, 1988.
MLA-referens (9:e uppl.)Corey, Gerald, et al. Issues and Ethics in the Helping Professions. 3rd ed. Brooks/Cole Pub. Co, 1988.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.