Columbia subject headings:
Harvard subject headings:
De Martino, Francesco, 1907-
Italy--Politics and government--20th century.
Politicians--Italy--Biography
Socialism--Italy
Socialists--Italy--Biography
Princeton subject headings:
De Martino, Francesco, 1907-
Italy--Politics and government--20th century.
Politicians--Italy--Biography.
Socialism--Italy.
Socialists--Italy--Biography.