Columbia subject headings:
Europe--Intellectual life.
Europe--Politics and government--476-1492.
Exempla--Political aspects--Europe--History--To 1500.
Historiography--Europe--History--To 1500.
Political science--Europe--History--To 1500.
Political science--History--Early works to 1800.
Reasoning--Political aspects--Europe--History--To 1500.
Tracts--Political aspects--Europe--History--To 1500.
Harvard subject headings:
Europe--Intellectual life.
Europe--Politics and government--476-1492.
Exempla--Political aspects--Europe--History--To 1500.
Historiography--Europe--History--To 1500.
Political science--Europe--History--To 1500.
Political science--History--Early works to 1800.
Reasoning--Political aspects--Europe--History--To 1500.
Tracts--Political aspects--Europe--History--To 1500.
Princeton subject headings:
Europe--Intellectual life.
Europe--Politics and government--476-1492.
Exempla--Political aspects--Europe--History--To 1500.
Historiography--Europe--History--To 1500.
Political science--Europe--History--To 1500.
Political science--History--Early works to 1800.
Reasoning--Political aspects--Europe--History--To 1500.
Tracts--Political aspects--Europe--History--To 1500.