Columbia subject headings:
Anarchism--History.
Anarchism--Italy--History.
Anarchists--Italy--Biography.
Malatesta, Errico, 1853-1932.
Harvard subject headings:
Anarchism--History
Anarchism--Italy--History
Anarchists--Italy--Biography
Malatesta, Errico, 1853-1932.
Princeton subject headings:
Anarchism--Italy--History.
Anarchists--Italy--Biography and index.
Malatesta, Errico, 1853-1932.