Columbia subject headings:
Harvard subject headings:
God (Christianity)--History of doctrines--Middle Ages, 600-1500
God (Christianity)--Worship and love--Early works to 1800.
God--Worship and love--Early works to 1800.
Peuntner, Thomas, -1439. Büchlein von der Liebhabung Gottes
Princeton subject headings:
God--Worship and love--Early works to 1800.