Columbia subject headings:
Refugees--Government policy--China.
Refugees--Korea (North)
Refugees--Legal status, laws, etc.--China.
Harvard subject headings:
Refugees--Government policy--China.
Refugees--Korea (North)
Refugees--Legal status, laws, etc.--China.
Princeton subject headings:
Refugees--Government policy--China.
Refugees--Korea (North)
Refugees--Legal status, laws, etc.--China.