Corey, G., Callanan, P., & Corey, M. S. (2011). Issues and ethics in the helping professions (8th ed.). Brooks/Cole.
Lua i Stíl Chicago (17ú heag.)Corey, Gerald, Patrick Callanan, agus Marianne Schneider Corey. Issues and Ethics in the Helping Professions. 8th ed. Belmont: Brooks/Cole, 2011.
Lua MLA (9ú heag.)Corey, Gerald, et al. Issues and Ethics in the Helping Professions. 8th ed. Brooks/Cole, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.