Cita APA (7th ed.)
Corey, G., Corey, M. S., & Corey, C. (2019). Issues & ethics in the helping professions (10E.). Cengage Learning.
Cita Chicago (17th ed.)
Corey, Gerald, Marianne Schneider Corey, i Cindy Corey. Issues & Ethics in the Helping Professions. 10E. Australia: Cengage Learning, 2019.
Cita MLA (9th ed.)
Corey, Gerald, et al. Issues & Ethics in the Helping Professions. 10E. Cengage Learning, 2019.
Atenció: Aquestes cites poden no estar 100% correctes.