Columbia subject headings:
Harvard subject headings:
Alexander VI, Pope, 1431-1503--Family.
Borgia, Cesare, 1476?-1507.
Italy--History--1492-1559.
Nobility--Italy--Papal States--Biography.
Papacy--History--1447-1565
Statesmen--Italy--Papal States--Biography.
Princeton subject headings:
Borgia, Cesare, 1476?-1507--Biography.
Italy--History--15th century--Biography.
Italy--History--16th century--Biography.