Columbia subject headings:
Australia--History--20th century.
World War, 1914-1918--Australia.
Harvard subject headings:
Australia--History--20th century.
World War, 1914-1918--Australia
Princeton subject headings:
Australia--Foreign relations--1900-1945.
Australia--History, Military--20th century.
Australia--Politics and government--1901-1945.
World War, 1914-1918--Australia.
World politics--1900-1918.