Columbia subject headings:
Harvard subject headings:
Fascism--Italy--History--20th century--Congresses.
Italy--History--1922-1945--Congresses.
Italy--Social conditions--1918-1945--Congresses.
Princeton subject headings:
Fascism--Italy--History--20th century--Congresses.
Italy--History--1922-1945--Congresses.
Italy--Social conditions--1918-1945--Congresses.