Columbia subject headings:
Italy--Politics and government--1914-1945--Congresses.
Matteotti, Giacomo, 1885-1924--Congresses.
Harvard subject headings:
Italy--Politics and government--1914-1945--Congresses.
Matteotti, Giacomo, 1885-1924--Congresses.
Princeton subject headings:
Matteotti, Giacomo, 1885-1924.