Columbia subject headings:
Benedict, Saint, Abbot of Monte Cassino. Regula--Influence.
Eremitic life.
Monasticism and religious orders--History--Middle Ages, 600-1500--Rules.
Peter Damian, Saint, 1007?-1072.
Harvard subject headings:
Benedict, Saint, Abbot of Monte Cassino. Regula--Influence.
Eremitic life.
Monasticism and religious orders--Rules--History--Middle Ages, 600-1500.
Peter Damian, Saint, 1007?-1072.
Princeton subject headings:
Benedictines--Rules.
Peter Damian, Saint, 1007?-1072.