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