Tham khảo Gia tộc Borgia

Fusero, Clemente. The Borgias. New York, Praeger Publishers, 1966.
Grun, Bernard. The Timetables of History. New York, Simon and Schusters, 1946, pp. 218, 220, 222.
Hale, John R. Renaissance. New York, Time-Life Books, 1965, p. 85.
"Mad Dogs and Spaniards: An Interview with Cesare Borgia." World and Image, 1996.[liên kết hỏng]
Rath, John R. "Borgia." World Book Encyclopedia. 1994 edition. World Book Inc., 1917, pp. 499–500.
Catholic Encyclopedia, Volume 1. (Old Catholic Encyclopedia) New York, Robert Appleton Company (a.k.a. The Encyclopedia Press), 1907.
Duran, Eulàlia: The Borja Family: Historiography, Legend and Literature
Meyer, G.J., The Borgias: The Hidden History, 2013
Chaplin, Danny, BORGIA, Behind The Myth: A New History of the Notorious Papal Family, 2018

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