Columbia subject headings:
Harvard subject headings:
Italy. Esercito--History--20th century--Sources.
Rijeka (Croatia)--History--Sources.
World War, 1914-1918--Territorial questions--Croatia--Rijeka--Sources.
Princeton subject headings:
Italy. Esercito--History--20th century--Sources.
Italy. Esercito--History--20th century.
Rijeka (Croatia)--History, Military--Sources.
Rijeka (Croatia)--History, Military.
Rijeka (Croatia)--History--Siege, 1919--Sources.
Rijeka (Croatia)--History--Siege, 1919.