APA (7 ম সংস্করণ) উদ্ধৃতি

Southern, R. W. (1968). Essays in medieval history: Selected from the Transactions of the Royal Historical Society on the occasion of its centenary. Macmillan.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Southern, Richard William. Essays in Medieval History: Selected from the Transactions of the Royal Historical Society on the Occasion of Its Centenary. London: Macmillan, 1968.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Southern, Richard William. Essays in Medieval History: Selected from the Transactions of the Royal Historical Society on the Occasion of Its Centenary. Macmillan, 1968.