Columbia subject headings:
Christian life--Early works to 1800.
Mysticism--Germany.
Harvard subject headings:
Christian life--Early works to 1800
Christian life--Early works to 1800.
Christian life--History--Middle Ages, 600-1500
Mysticism--Germany
Princeton subject headings:
Christian life--Early works to 1800.
Christian life--History--Middle Ages, 600-1500.
Mysticism--Germany.