Columbia subject headings:
Butjadingen (Germany)--Economic conditions.
Butjadingen (Germany)--Population.
Harvard subject headings:
Butjadingen (Germany)--Economic conditions.
Butjadingen (Germany)--Population.
Princeton subject headings:
Butjadingen (Germany)--Economic conditions--History.
Butjadingen (Germany)--History.
Butjadingen (Germany)--Population.