Columbia subject headings:
Normandy (France)--Church history--Historiography.
Normandy (France)--History--To 1515--Sources.
Harvard subject headings:
Church history--Middle Ages, 600-1500--Sources.
Normandy (France)--Church history--Historiography.
Normandy (France)--History--To 1515--Sources.
Princeton subject headings:
Normandy (France)--Church history--Historiography.
Normandy (France)--History--To 1515--Sources.