Columbia subject headings:
Asceticism--History--Early church, ca. 30-600--Congresses.
Liberty--Religious aspects--History of doctrines--Congresses.
Monastic and religious life--History--Early church, ca. 30-600--Congresses.
Harvard subject headings:
Asceticism--History--Early church, ca. 30-600--Congresses.
Liberty--Religious aspects--Christianity--History of doctrines--Congresses.
Liberty--Religious aspects--History of doctrines--Congresses.
Monastic and religious life--History--Early church, ca. 30-600--Congresses.
Princeton subject headings:
Asceticism--History--Early church, ca. 30-600--Congresses.
Liberty--Religious aspects--Christianity--History of doctrines--Congresses.
Monastic and religious life--History--Early church, ca. 30-600--Congresses.