Columbia subject headings:
Europe--Foreign relations--Great Britain.
Great Britain--Foreign relations--Europe.
Great Britain--History--Norman period, 1066-1154.
Normans--England--Kings and rulers.
Normans--England--Politics and government.
Harvard subject headings:
Europe--Foreign relations--Great Britain.
Great Britain--Foreign relations--Europe.
Great Britain--History--Norman period, 1066-1154.
Normans--England--Kings and rulers.
Normans--England--Politics and government.
Princeton subject headings:
Europe--Foreign relations--Great Britain.
Great Britain--Foreign relations--Europe.
Great Britain--History--Norman period, 1066-1154.
Normans--England--Kings and rulers.
Normans--England--Politics and government.