Columbia subject headings:
Harvard subject headings:
Dante Alighieri, 1265-1321--Symbolism.
Dante Alighieri, 1265-1321. Divina commedia.
Trinity in literature.
Princeton subject headings:
Dante Alighieri, 1265-1321--Allegory and symbolism.
Dante Alighieri, 1265-1321. Divina commedia.
Trinity in literature.