APA (7th ed.) Citation

Paul, t. D. (1974). History of the Lombards. University of Pennsylvania Press.

Chicago Style (17th ed.) Citation

Paul, the Deacon. History of the Lombards. Philadelphia: University of Pennsylvania Press, 1974.

MLA (8th ed.) Citation

Paul, the Deacon. History of the Lombards. University of Pennsylvania Press, 1974.