Columbia subject headings:
Authors, Italian--Correspondence--Congresses.
Italian letters--Congresses.
Literature--Research--Congresses.
Harvard subject headings:
Authors, Italian--Correspondence--Congresses.
Italian letters--Congresses.
Literature--Research--Congresses.
Princeton subject headings:
Authors, Italian--Correspondence--Congresses.
Italian letters--Congresses.
Literature--Research--Congresses.