Columbia subject headings:
Korea (North)--Economic conditions.
Korea (North)--Politics and government.
Korea (North)--Social conditions.
Korea (South)--Economic conditions.
Korea (South)--Politics and government.
Korea (South)--Social conditions.
Harvard subject headings:
Korea (North)--Economic conditions
Korea (North)--Politics and government.
Korea (North)--Social conditions.
Korea (South)--Economic conditions.
Korea (South)--Politics and government.
Korea (South)--Social conditions.
Princeton subject headings:
Korea (North)--Economic conditions.
Korea (North)--Politics and government.
Korea (North)--Social conditions.
Korea (South)--Economic conditions.
Korea (South)--Politics and government.
Korea (South)--Social conditions.