Columbia subject headings:
Italy--Foreign relations--1492-1559.
Italy--History, Military--16th century.
Italy--Politics and government--16th century.
Medici, Giovanni de', 1498-1526.
Harvard subject headings:
Condottieri--Biography.
Italy--Foreign relations--1492-1559.
Italy--History, Military--16th century.
Italy--Politics and government--16th century.
Medici, Giovanni de', 1498-1526.
Mercenary troops--Italy--History--16th century.
Princeton subject headings:
Italy--Foreign relations--1492-1559.
Italy--History, Military--16th century.
Italy--Politics and government--16th century.