Columbia subject headings:
Harvard subject headings:
City and town life--Germany (East)--History--20th century.
City planning--Germany (East)--History--20th century.
Municipal government--Germany (East)--History--20th century.
Princeton subject headings:
City and town life--Germany (East)--History--20th century.
City planning--Germany (East)--History--20th century.
Municipal government--Germany (East)--History--20th century.