Columbia subject headings:
Harvard subject headings:
Aversa (Italy)--Church history.
Church and state--Italy--Aversa--History.
Monasticism and religious orders--Italy--Aversa--History.
Normans--Italy--Aversa--Religion.
Princeton subject headings:
Aversa (Italy)--Church history.
Aversa (Italy)--Politics and government.
Church and state--Italy--Aversa--History.
Church history--11th century.
Monasticism and religious orders--Italy--Aversa--History.
Normans--Italy--Aversa--History.
Normans--Italy--Aversa--Religion.