Columbia subject headings:
Philosophy, Medieval.
Harvard subject headings:
Philosophy, Medieval.
Princeton subject headings:
Duns Scotus, John, approximately 1266-1308.
Maimonides, Moses, 1135-1204.
Nicholas, of Cusa, Cardinal, 1401-1464.
Philosophy, Medieval.
Thomas, Aquinas, Saint, 1225?-1274.
William, of Ockham, approximately 1285-approximately 1349.