Columbia subject headings:
Harvard subject headings:
China--Foreign relations--1912-1949
China--Foreign relations--Japan.
Japan--Foreign relations--1912-1945.
Japan--Foreign relations--China.
Shandong Sheng (China)--History.
Princeton subject headings:
China--Foreign relations--1912-1949.
China--Foreign relations--Japan.
Japan--Foreign relations--1912-1945.
Japan--Foreign relations--China.
Shandong Sheng (China)--History.