Columbia subject headings:
China--Foreign relations--1912-1949.
China--Foreign relations--Japan.
Japan--Foreign relations--1912-1926.
Japan--Foreign relations--China.
World War, 1914-1918.
Harvard subject headings:
China--Foreign relations--Japan--History.
Japan--Foreign relations--China--History.
World War, 1914-1918
Princeton subject headings:
China--Foreign relations--Japan--History.
Japan--Foreign relations--China--History.
World War, 1914-1918.