Corey, G., Callanan, P., & Corey, M. S. (2011). Issues and ethics in the helping professions (8th ed.). Brooks/Cole.
Citace podle Chicago (17th ed.)Corey, Gerald, Patrick Callanan, a Marianne Schneider Corey. Issues and Ethics in the Helping Professions. 8th ed. Belmont: Brooks/Cole, 2011.
Citace podle MLA (9th ed.)Corey, Gerald, et al. Issues and Ethics in the Helping Professions. 8th ed. Brooks/Cole, 2011.
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