Columbia subject headings:
Harvard subject headings:
Cassian, John, approximately 360-approximately 435
Italian language--Dialects--Italy--Sicily--Texts.
Monastic and religious life--Early works to 1800.
Princeton subject headings:
Cassian, John, approximately 360-approximately 435. Collationes patrum XXIV.
Italian language--Dialects--Italy--Sicily--Texts.
Monasticism and religious orders--History--Middle Ages, 600-1500.