Columbia subject headings:
Harvard subject headings:
Berlin (Germany)--Economic conditions
Berlin (Germany)--Social conditions
Cultural pluralism--Germany--Berlin.
Social problems--Germany--Berlin.
Social structure--Germany--Berlin.
Princeton subject headings:
Berlin (Germany)--Economic conditions.
Berlin (Germany)--Social conditions.
Cultural pluralism--Germany--Berlin.
Social problems--Germany--Berlin.
Social structure--Germany--Berlin.