Columbia subject headings:
Dante Alighieri, 1265-1321. Divina commedia.
Harvard subject headings:
Bible as literature--Congresses.
Dante Alighieri, 1265-1321. Divina commedia.
Future life in literature--Congresses.
Grace (Theology) in literature--Congresses.
Princeton subject headings:
Dante Alighieri, 1265-1321. Divina commedia.