Columbia subject headings:
Germany (East)--Foreign relations--Bibliography.
Germany (East)--Politics and government--Bibliography.
Germany (East)--Social conditions--Bibliography.
Harvard subject headings:
Germany (East)--Foreign relations--Bibliography.
Germany (East)--Politics and government--Bibliography.
Germany (East)--Social conditions--Bibliography.
Princeton subject headings:
German reunification question (1949-1990)--Bibliography.
Germany (East)--Politics and government--Bibliography.
Germany (East)--Social conditions--Bibliography.
Germany--History--1945-1955--Bibliography.
Germany--Politics and government--1945-1990--Bibliography.