Columbia subject headings:
Cities and towns--Europe--History--20th century.
City and town life--Europe--History--20th century.
Europe--History--20th century.
Europe--Politics and government--20th century.
Europe--Social life and customs--20th century.
Harvard subject headings:
Cities and towns--Europe--History--20th century.
City and town life--Europe--History--20th century.
Europe--History--20th century.
Europe--Politics and government--20th century.
Europe--Social life and customs--20th century.
Princeton subject headings:
Cities and towns--Europe--History--20th century.
City and town life--Europe--History--20th century.
Europe--History--20th century.
Europe--Politics and government--20th century.
Europe--Social life and customs--20th century.