Columbia subject headings:
Harvard subject headings:
Hermits--France--History--Congresses.
Hermits--Italy--History--Congresses.
Monasticism and religious orders--France--History--Middle Ages, 600-1500--Congresses.
Monasticism and religious orders--Italy--History--Middle Ages, 600-1500--Congresses.
Princeton subject headings:
Hermits--France--History--Congresses.
Hermits--Italy--History--Congresses.
Monasticism and religious orders--Europe--Middle Ages, 600-1500.