Columbia subject headings:
Church and state.
Marsilius, of Padua, -1342?
Harvard subject headings:
Church and state
Church history--Middle Ages, 600-1500
Marsilius, of Padua, -1342?
Marsilius, of Padua, -1342? Defensor pacis
William, of Ockham, approximately 1285-approximately 1349
Princeton subject headings: