Columbia subject headings:
Benedict, Saint, Abbot of Monte Cassino.
Benedictines--Italy--Puglia--History--Congresses.
Monasticism and religious orders--History--Middle Ages, 600-1500--Congresses.
Monasticism and religious orders--Italy--Puglia--History--Congresses.
Puglia (Italy)--Church history--Congresses.
Harvard subject headings:
Benedictines--Italy--Puglia--Congresses.
Puglia (Italy)--Church history--Congresses.
Princeton subject headings: