Columbia subject headings:
Harvard subject headings:
Abtei Himmerod--History--Congresses.
Bernard, of Clairvaux, Saint, 1090 or 1091-1153--Congresses.
Cistercians--Germany--Himmerod--History--Congresses.
Cistercians--Germany--History--Congresses.
Monasticism and religious orders--Germany--Himmerod--History--Congresses.
Monasticism and religious orders--Germany--History--Congresses.
Princeton subject headings:
Abtei Himmerod--History--Congresses.
Bernard, of Clairvaux, Saint, 1090 or 1091-1153--Congresses.
Cistercians--Germany--Himmerod--History--Congresses.
Monasticism and religious orders--Germany--Himmerod--History--Congresses.