Columbia subject headings:
Europe--Historiography.
Europe--History--476-1492.
Europe--Kings and rulers.
Europe--Politics and government--476-1492.
Harvard subject headings:
Europe--Historiography.
Europe--History--476-1492.
Europe--Kings and rulers.
Europe--Politics and government--476-1492.
Middle Ages--Historiography
Princeton subject headings:
Europe--Historiography.
Europe--History--476-1492.
Europe--Kings and rulers.
Europe--Politics and government--476-1492.