Columbia subject headings:
Partito socialista italiano--History.
Socialism--Italy--History.
Turati, Filippo, 1857-1932.
Harvard subject headings:
Partito socialista italiano--History.
Socialism--Italy
Socialism--Italy--History
Turati, Filippo, 1857-1932.
Princeton subject headings:
Partito socialista italiano--History.
Socialism--Italy--History.
Turati, Filippo, 1857-1932.