Columbia subject headings:
Forced labor--China.
Internment camps--China.
Nazi concentration camps--China.
Political prisoners--China.
Prisons--China.
Harvard subject headings:
Concentration camps--China.
Forced labor--China
Political prisoners--China
Prisons--China
Princeton subject headings:
Forced labor--China.
Internment camps--China.
Political prisoners--China.
Prisons--China.