Columbia subject headings:
German reunification question (1949-1990)
Korea--History--1945-
Korean reunification question (1945- )
Harvard subject headings:
German reunification question (1949-1990)
Korea--History--1945-
Korean reunification question (1945-  )
Princeton subject headings:
Comparative government.
German reunification question (1949-1990)
Germany--History--Unification, 1990.
Korea--History--1945-
Korean reunification question (1945- )