Columbia subject headings:
Italy--History--1914-1922.
Pertini, Alessandro, 1896-1990.
Presidents--Italy--Biography.
World War, 1914-1918--Italy.
Harvard subject headings:
Italy--History--1914-1922.
Pertini, Alessandro, 1896-1990
Presidents--Italy--Biography
World War, 1914-1918--Italy.
Princeton subject headings:
Italy--History--1914-1922.
Pertini, Alessandro, 1896-1990.
Presidents--Italy--Biography.
World War, 1914-1918--Italy.