Columbia subject headings:
Authors and publishers--Italy--Congresses.
Italian literature--History and criticism--Congresses.
Harvard subject headings:
Books and reading--Italy--History--Congresses.
Italian literature--18th century--History and criticism--Congresses.
Italian literature--19th century--History and criticism--Congresses
Italian literature--20th century--History and criticism--Congresses
Publishers and publishing--Italy--History--Congresses.
Princeton subject headings:
Books and reading--Italy--Congresses.
Italian literature--History and criticism--Congresses.
Literature and society--Italy--Congresses.