APA (7 ম সংস্করণ) উদ্ধৃতি

Official Públication of the Pan American Association of O.R.L and B. E. (1969). Revista Panamericana de Otorrinolaringologia y Broncoesofagologia.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Official Públication of the Pan American Association of O.R.L and B. E. Revista Panamericana De Otorrinolaringologia Y Broncoesofagologia. 1969.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Official Públication of the Pan American Association of O.R.L and B. E. Revista Panamericana De Otorrinolaringologia Y Broncoesofagologia. 1969.