Columbia subject headings:
Dante Alighieri, 1265-1321--Knowledge and learning--Congresses.
Dante Alighieri, 1265-1321. Divina commedia--Congresses.
Harvard subject headings:
Dante Alighieri, 1265-1321--Knowledge and learning--Congresses.
Dante Alighieri, 1265-1321. Divina commedia--Congresses.
Princeton subject headings:
Dante Alighieri, 1265-1321--Knowledge and learning--Congresses.
Dante Alighieri, 1265-1321. Divina commedia--Congresses.