Tohutoro APA (7th ed.)
Corey, G., Callanan, P., Corey, C., & Corey, M. S. (2019). Issues and ethics in the helping professions (10th ed.). Cengage.
Tohutoru Kātū Chicago (17th ed.)
Corey, Gerald, Patrick Callanan, Cindy Corey, me Marianne Schneider Corey. Issues and Ethics in the Helping Professions. 10th ed. Australia: Cengage, 2019.
Tohutoro MLA (9th ed.)
Corey, Gerald, et al. Issues and Ethics in the Helping Professions. 10th ed. Cengage, 2019.
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