Columbia subject headings:
Harvard subject headings:
Europe--Relations--Germany.
Germany--Economic conditions.
Germany--History--Unification, 1990.
Germany--Politics and government--1990-
Germany--Relations--Europe.
Princeton subject headings:
Europe--Relations--Germany.
Germany--Economic conditions.
Germany--History--Unification, 1990.
Germany--Politics and government--1990-
Germany--Relations--Europe.