Columbia subject headings:
Guerric, of Igny, Abbot of Igny, -approximately 1157.
Jesus Christ--History of doctrines--Middle Ages, 600-1500.
Harvard subject headings:
Guerric, of Igny, Abbot of Igny, -approximately 1157.
Jesus Christ--History of doctrines--Middle Ages, 600-1500.
Princeton subject headings: