Columbia subject headings:
Harvard subject headings:
Abbazia della Trinità (Venosa, Italy)--History.
Abbeys--Italy--Venosa--History.
Monasticism and religious orders--Italy--Venosa--History--Middle Ages, 600-1500.
Princeton subject headings:
Abbazia della Trinità (Venosa, Italy)
Monasteries--Italy--Venosa--History.
Monasticism and religious orders--Italy--Venosa--History.
Venosa (Italy)--Church history.