Columbia subject headings:
Harvard subject headings:
Fascism--Italy--History--Congresses.
Italy--Foreign relations--1922-1945--Congresses.
Italy--Politics and government--1922-1945--Congresses.
Princeton subject headings:
Fascism--Italy--History--Congresses.
Italy--Foreign relations--1922-1945--Congresses.
Italy--Politics and government--1922-1945--Congresses.