APA সাইটেশন

Corey, M. S. 1., & Corey, G. (2007). Becoming a helper (5th ed.). Belmont, CA: Thomson Higher Education.

শিকাগো স্টাইলে সাইটেশন

Corey, Marianne Schneider 1942-, এবং Gerald Corey. Becoming a Helper. 5th ed. Belmont, CA: Thomson Higher Education, 2007.

এমএলএ সাইটেশন

Corey, Marianne Schneider 1942-, এবং Gerald Corey. Becoming a Helper. 5th ed. Belmont, CA: Thomson Higher Education, 2007.