Columbia subject headings:
China--Foreign economic relations--United States.
Convict labor--China.
Forced labor--China.
Foreign trade regulation--United States.
United States--Foreign economic relations--China.
Harvard subject headings:
China--Foreign economic relations--United States.
Convict labor--China.
Forced labor--China
Foreign trade regulation--United States.
United States--Foreign economic relations--China.
Princeton subject headings:
China--Foreign economic relations--United States.
Convict labor--China.
Forced labor--China.
Foreign trade regulation--United States.
United States--Foreign economic relations--China.