Gaya APA

Corey, G. (2003). Issues & Ethics in the Helping Professions, 6th Ed. (6th. Ed.). Pacific Grove, Cal.: Brooks/Cole.

Gaya MLA

Corey, Gerald. "Issues & Ethics in the Helping Professions, 6th Ed.". 6th. Ed. Pacific Grove, Cal.: Brooks/Cole, 2003. Text.