Columbia subject headings:
Italy--History--1815-1870.
Italy--History--1870-1914.
World War, 1914-1918--Italy.
Harvard subject headings:
Italy--History--1815-1870
Italy--History--1870-1914
World War, 1914-1918--Italy.
Princeton subject headings:
Italy--History--1815-1870.
Italy--History--1870-1914.
World War, 1914-1918--Italy.