Columbia subject headings:
Harvard subject headings:
China--Foreign relations--Japan.
Japan--Foreign relations--China.
Manchuria (China)--History--1931-1945.
Mukden Incident, China, 1931.
Princeton subject headings:
China--Foreign relations--Japan.
Japan--Foreign relations--China.
Manchuria (China)--History--1931-1945.
Mukden Incident, China, 1931.