APA Citation

Corey, M. S., & Corey, G. (2007). Becoming a helper. Belmont, CA: Thomson Higher Education.

Trích dẫn kiểu Chicago

Corey, Marianne Schneider, và Gerald Corey. Becoming a Helper. Belmont, CA: Thomson Higher Education, 2007.

MLA Citation

Corey, Marianne Schneider, và Gerald Corey. Becoming a Helper. Belmont, CA: Thomson Higher Education, 2007.

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