Columbia subject headings:
Fascism--Italy--History--20th century.
Italy--Politics and government--1914-1945.
Matteotti, Giacomo, 1885-1924.
Socialism--Italy--History--20th century.
Socialists--Italy--Biography.
Harvard subject headings:
Fascism--Italy--History--20th century
Italy--Politics and government--1914-1945.
Matteotti, Giacomo, 1885-1924.
Socialism--Italy--20th century.
Socialists--Italy--Biography
Princeton subject headings:
Italy--Politics and government--1914-1945.
Matteotti, Giacomo, 1885-1924.
Socialists--Italy--Biography.