Columbia subject headings:
Harvard subject headings:
Berlin (Germany)--History--1945-1990
Berlin (Germany)--Social life and customs
Political culture--Germany--Berlin--History--20th century.
Princeton subject headings:
Berlin (Germany)--Civilization.
Berlin (Germany)--History--1945-1990.
Berlin (Germany)--Intellectual life--20th century.
Berlin (Germany)--Social life and customs.