APA (7th ed.) Citation

Ullmann, W. (1972). A short history of the papacy in the Middle Ages. Methuen & Co.

Chicago Style (17th ed.) Citation

Ullmann, Walter. A Short History of the Papacy in the Middle Ages. [London]: Methuen & Co, 1972.

MLA (8th ed.) Citation

Ullmann, Walter. A Short History of the Papacy in the Middle Ages. Methuen & Co, 1972.

Warning: These citations may not always be 100% accurate.