Columbia subject headings:
Brittany (France)--Church history.
Brittany (France)--History.
Brittany (France)--Politics and government.
Power (Social sciences)--France--Brittany--History.
Religion and politics--France--Brittany--History.
Harvard subject headings:
Church and state--Europe, Western--History--To 1500.
Church and state--France--Brittany--History--To 1500.
France--Church history--987-1515.
Princeton subject headings:
Church and state--Europe, Western--History--To 1500.
Church and state--France--Brittany--History--To 1500.
France--Church history--987-1515.