Columbia subject headings:
Harvard subject headings:
Germany--Politics and government--1918-1933
Germany. Reichstag--Elections--History--20th century.
National socialism.
Nationalsozialistische Deutsche Arbeiter-Partei--History.
Voting--Germany--History--20th century.
Princeton subject headings:
Elections--Germany--History--20th century.
Germany--Politics and government--1918-1933.
Hitler, Adolf, 1889-1945--Public opinion.
National socialism--Public opinion.
Nationalsozialistische Deutsche Arbeiter-Partei.