Columbia subject headings:
Harvard subject headings:
Commedia dell'arte--History and criticism--Congresses.
Italian drama (Comedy)--History and criticism--Congresses.
Italian language--Dialects--Italy--Congresses.
Italian language--Social aspects--Congresses.
Mass media--Congresses
Multilingualism--Congresses.
Princeton subject headings:
Dialectology--Congresses.
Italian language--Dialectology--Congresses.
Italian language--Variation--Congresses.
Language and languages--Variation--Congresses.
Mass media--Congresses.
Multilingualism--Congresses.