Columbia subject headings:
Germany--Politics and government--1945-1990.
Social sciences--Political aspects--Germany--History--20th century.
Sozialdemokratische Partei Deutschlands--History--20th century.
Harvard subject headings:
Germany--Politics and government--1945-1990.
Social sciences--Political aspects--Germany--History--20th century.
Sozialdemokratische Partei Deutschlands--History--20th century.
Princeton subject headings:
Germany--Politics and government--1945-1990.
Social sciences--Political aspects--Germany--History--20th century.
Sozialdemokratische Partei Deutschlands--History--20th century.