Columbia subject headings:
Harvard subject headings:
China--Foreign relations--Soviet Union.
China--History--1937-1945
Sino-Japanese War, 1937-1945
Soviet Union--Foreign relations--China.
Princeton subject headings:
China--Foreign relations--1912-1949.
China--Foreign relations--Soviet Union.
Sino-Japanese War, 1937-1945.
Soviet Union--Foreign relations--China.