Columbia subject headings:
Civilization, Medieval.
Common good--History--To 1500.
Europe--Politics and government--476-1492.
Feudalism--Europe.
Kings and rulers, Medieval.
Power (Social sciences)--Europe--History--To 1500.
Harvard subject headings:
Civilization, Medieval
Common good--History--To 1500.
Europe--Politics and government--476-1492.
Feudalism--Europe
Kings and rulers, Medieval.
Power (Social sciences)--Europe--History--To 1500.
Princeton subject headings:
Civilization, Medieval.
Common good--History--To 1500.
Europe--Politics and government--476-1492.
Feudalism--Europe.
Kings and rulers, Medieval.
Power (Social sciences)--Europe--History--To 1500.