Columbia subject headings:
Anarchism--Italy.
Berneri, Camillo, 1897-1937.
Communism.
Fascism.
Spain--History--Civil War, 1936-1939.
Harvard subject headings:
Anarchism--Italy.
Berneri, Camillo, 1897-1937.
Communism.
Fascism.
Spain--History--Civil War, 1936-1939.
Princeton subject headings:
Anarchism--Italy.
Berneri, Camillo, 1897-1937.
Communism.
Fascism.
Spain--History--Civil War, 1936-1939.