Columbia subject headings:
Elections--Germany--Gelsenkirchen--History--20th century.
Gelsenkirchen (Germany)--Economic conditions.
Gelsenkirchen (Germany)--Politics and government.
National socialism--Germany--Gelsenkirchen.
Harvard subject headings:
Elections--Germany--Gelsenkirchen--History--20th century.
Gelsenkirchen (Germany)--Economic conditions.
Gelsenkirchen (Germany)--Politics and government.
National socialism--Germany--Gelsenkirchen.
Princeton subject headings:
Gelsenkirchen (Germany)--History.
National socialism--Germany--Gelsenkirchen--History.