Columbia subject headings:
Berlin (Germany)--Social conditions.
City and town life--Cross-cultural studies.
City and town life--Europe--Philosophy.
City and town life--Germany--Berlin--Philosophy.
Europe--Social conditions.
Harvard subject headings:
Berlin (Germany)--Social conditions
Berlin (Germany)--Social life and customs
Cities and towns--Europe.
City and town life--Cross-cultural studies.
City and town life--Europe--Philosophy.
City and town life--Germany--Berlin--Philosophy.
Europe--Social conditions.
Europe--Social life and customs.
Princeton subject headings:
Berlin (Germany)
Cities and towns--Europe.