Columbia subject headings:
German reunification question (1949-1990)
Germany (East)--Politics and government.
Sozialistische Einheitspartei Deutschlands.
Harvard subject headings:
German reunification question (1949-1990)
Sozialistische Einheitspartei Deutschlands--Platforms.
Princeton subject headings:
German reunification question (1949-1990)
Sozialistische Einheitspartei Deutschlands--Platforms.