Columbia subject headings:
Germany (East)--Politics and government.
Sozialistische Einheitspartei Deutschlands. Zentralkomitee--History.
Harvard subject headings:
Germany (East)--Politics and government.
Sozialistische Einheitspartei Deutschlands. Zentralkomitee--History.
Princeton subject headings:
Germany (East)--Politics and government.
Sozialistische Einheitspartei Deutschlands. Zentralkomitee--History.