APA (7 ম সংস্করণ) উদ্ধৃতি

O'Brien, J. (1986). Discovering community: Learning from innovations in services to people with mental retardation. s.n..

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

O'Brien, John. Discovering Community: Learning from Innovations in Services to People with Mental Retardation. [Massachusetts: s.n., 1986.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

O'Brien, John. Discovering Community: Learning from Innovations in Services to People with Mental Retardation. s.n., 1986.