Columbia subject headings:
China--Foreign relations--United States.
China--History--Republic, 1912-1949.
United States--Foreign relations--China.
Harvard subject headings:
China--Foreign relations--United States.
China--History--1912-1937.
United States--Foreign relations--China.
Princeton subject headings:
China--Foreign relations--United States.
China--History--Republic, 1912-1937.
United States--Foreign relations--China.