APA (7th ed.) Citation

Rolfe, F. (1975). A history of the Borgias. Greenwood Press.

Chicago Style (17th ed.) Citation

Rolfe, Frederick. A History of the Borgias. Westport, Conn.: Greenwood Press, 1975.

MLA (9th ed.) Citation

Rolfe, Frederick. A History of the Borgias. Greenwood Press, 1975.