Columbia subject headings:
German reunification question (1949-1990)--Sources.
Germany (East)--Politics and government--Sources.
Germany (West)--Politics and government--Sources.
Germany--Politics and government--1945-1990--Sources.
Harvard subject headings:
German reunification question (1949-1990)--Sources
Germany (East)--Politics and government--Sources.
Germany (West)--Politics and government--Sources.
Germany--Politics and government--1945-1990--Sources.
Princeton subject headings:
German reunification question (1949-1990)--Sources.
Germany (East)--Politics and government--Sources.
Germany (West)--Politics and government--Sources.
Germany--Politics and government--1945-1990--Sources.