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