Columbia subject headings:
Harvard subject headings:
Marche (Italy)--History, Military--20th century.
Marche (Italy)--History--20th century.
World War, 1914-1918--Italy--Marche.
Princeton subject headings:
Marche (Italy)--History, Military--20th century.
Marche (Italy)--History--20th century.
World War, 1914-1918--Italy--Marche.