Columbia subject headings:
Harvard subject headings:
Art and literature--Congresses.
Arts, Modern--Congresses
Bologna (Italy)--Relations--Congresses.
Bologna (Italy)--Relations--Foreign countries--Congresses.
Comparative literature--Congresses.
Italy--In literature--Congresses.
Language and languages--Congresses
Princeton subject headings:
Bologna (Italy)--Civilization--Foreign influences--History--Congresses.
Bologna (Italy)--Intellectual life--History--Congresses.
Italy--In literature--Congresses.
Literature--History and criticism--Congresses.
Sociolinguistics--Congresses.