Columbia subject headings:
Harvard subject headings:
Berlin (Germany)--Emigration and immigration--History.
Cultural pluralism--Germany--Berlin--History.
Immigrants--Germany--Berlin--History.
Minorities--Germany--Berlin--History.
Princeton subject headings:
Berlin (Germany)--Emigration and immigration--History.
Cultural pluralism--Germany--Berlin--History.
Immigrants--Germany--Berlin--History.
Minorities--Germany--Berlin--History.