Columbia subject headings:
Germany (East)--Politics and government.
Germany--History--Unification, 1990.
Germany--Politics and government--1990-
Germany--Social conditions--1990-
Harvard subject headings:
Germany (East)--Politics and government.
Germany--History--Unification, 1990.
Germany--Politics and government--1990-
Germany--Social conditions--1990-
Princeton subject headings:
Germany (East)--Politics and government.
Germany--History--Unification, 1990.
Germany--Politics and government--1990-
Germany--Social conditions--1990-