Columbia subject headings:
Italy--Civilization--1945---Congresses.
Italy--Foreign relations--1945-1976--Congresses.
Italy--Foreign relations--1976-1994--Congresses.
Italy--Politics and government--1945-1976--Congresses.
Italy--Politics and government--1976-1994--Congresses.
Harvard subject headings:
Italy--Civilization--1945---Congresses.
Italy--Foreign relations--1945-1976--Congresses.
Italy--Foreign relations--1976-1994--Congresses.
Italy--Politics and government--1945-1976--Congresses.
Italy--Politics and government--1976-1994--Congresses.
Princeton subject headings:
Italy--Foreign relations--20th century--Congresses.
Italy--History--1945---Congresses.
Italy--Politics and government--1945---Congresses.