Columbia subject headings:
Monasticism and religious orders--History--Middle Ages, 600-1500.
Wollasch, Joachim.
Harvard subject headings:
Monasticism and religious orders--History--Middle Ages, 600-1500.
Wollasch, Joachim.
Princeton subject headings:
Monasticism and religious orders--History--Middle Ages, 600-1500.
Wollasch, Joachim.