Columbia subject headings:
Central planning--Germany (East)--History.
Germany (East)--Politics and government--20th century.
Sozialistische Einheitspartei Deutschlands--History.
Harvard subject headings:
Central planning--Germany (East)--History.
Germany (East)--Politics and government.
Sozialistische Einheitspartei Deutschlands--History.
Princeton subject headings:
Central planning--Germany (East)
Germany (East)--Politics and government.
Sozialistische Einheitspartei Deutschlands.