Columbia subject headings:
Italy--Politics and government--1914-1945.
Parri, Ferruccio.
Socialism--Italy--History--20th century.
Socialists--Italy--Biography.
Statesmen--Italy--Biography.
Harvard subject headings:
Italy--Politics and government--1914-1945.
Parri, Ferruccio
Socialism--Italy--20th century.
Socialism--Italy--History--20th century
Socialists--Italy--Biography
Statesmen--Italy--Biography.
Princeton subject headings:
Italy--Politics and government--1914-1945.
Parri, Ferruccio.
Socialism--Italy--History--20th century.
Socialists--Italy--Biography.
Statesmen--Italy--Biography.