Cita APA (7a ed.)
Corey, G., Callanan, P., & Corey, M. S. (2011). Issues and ethics in the helping professions (8th ed.). Brooks/Cole.
Cita Chicago Style (17a ed.)
Corey, Gerald, Patrick Callanan, y Marianne Schneider Corey. Issues and Ethics in the Helping Professions. 8th ed. Belmont: Brooks/Cole, 2011.
Cita MLA (9a ed.)
Corey, Gerald, et al. Issues and Ethics in the Helping Professions. 8th ed. Brooks/Cole, 2011.
Precaución: Estas citas no son 100% exactas.