APA (7 ম সংস্করণ) উদ্ধৃতি

National Conference on Parole Washington, D.C., & Bell, M. (1957). Parole in principle and practice. National Probation and Parole Association.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

National Conference on Parole Washington, D.C., এবং Marjorie Bell. Parole in Principle and Practice. New York: National Probation and Parole Association, 1957.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

National Conference on Parole Washington, D.C., এবং Marjorie Bell. Parole in Principle and Practice. National Probation and Parole Association, 1957.