Columbia subject headings:
Harvard subject headings:
Germany--Economic conditions--1990-
Germany--History--Unification, 1990.
Germany--Social conditions--1990-
Social integration--Germany.
Princeton subject headings:
Germany--Economic conditions--1990-
Germany--History--Unification, 1990.
Germany--Social conditions--1990-
Political culture--Germany--History--21st century.
Social integration--Germany.