Columbia subject headings:
Harvard subject headings:
Berlin (Germany)--Politics and government--1945-1990
German reunification question (1949-1990)
Germany (West)--Foreign relations.
Germany (West)--Politics and government.
Princeton subject headings:
Germany (West)--Foreign relations--Soviet Union.
Germany (West)--Foreign relations.
Soviet Union--Foreign relations--Germany (West)
World politics--1945-1989.