Columbia subject headings:
Italian language--Social aspects--Congresses.
Italy--Civilization--Congresses.
Language and culture--Italy--Congresses.
Harvard subject headings:
English language--Influence on Italian--Congresses.
Italian language--Congresses.
Language and culture--Italy--History--Congresses.
Princeton subject headings:
English language--Influence on Italian--Congresses.
Italian language--Congresses.
Language and culture--Italy--History--Congresses.