Columbia subject headings:
Harvard subject headings:
Berlin (Germany)--History--1990-
Berlin (Germany)--In literature.
German fiction--Germany--Berlin--20th century.
German fiction--Germany--Berlin--21st century.
Princeton subject headings:
Berlin (Germany)--History--1990-
Berlin (Germany)--In literature.
German fiction--Germany--Berlin--20th century.
German fiction--Germany--Berlin--21st century.