Columbia subject headings:
Anti-Nazi movement--Germany.
Sozialistische Einheitspartei Deutschlands--History.
Harvard subject headings:
Anti-Nazi movement--Germany
Sozialistische Einheitspartei Deutschlands--History.
Princeton subject headings:
Anti-fascist movements--Germany--History.
Germany--Politics and government--1933-1945.
National socialism--History.
Sozialdemokratische Partei Deutschlands--History.