Columbia subject headings:
International relations--History--21st century.
Korea (North)--Economic conditions--2011-
Korea (North)--Foreign relations.
Korea (North)--Politics and government--2011-
Law--Korea (North)
World politics--1989-
Harvard subject headings:
International relations--History--21st century
Korea (North)--Foreign relations.
Korea (North)--Politics and government--2011-
Law--Korea (North)
World politics--1989-
Princeton subject headings:
International relations--History--21st century.
Korea (North)--Economic conditions--2011-
Korea (North)--Foreign relations.
Korea (North)--Politics and government--2011-
Law--Korea (North)
World politics--1989-