Columbia subject headings:
Harvard subject headings:
Architecture, Romanesque--France--Bourbonnais.
Architecture, Romanesque--France--Nivernais.
Church architecture--France--Bourbonnais.
Church architecture--France--Nivernais.
Princeton subject headings:
Architecture, Romanesque--France--Bourbonnais.
Architecture, Romanesque--France--Nivernais.
Church architecture--France--Bourbonnais.
Church architecture--France--Nivernais.