Columbia subject headings:
Harvard subject headings:
Germany (East)--Economic conditions.
Germany (East)--Economic policy.
Germany (East)--Politics and government.
Socialism--Europe
Socialism--Germany (East)
Socialism--Germany (East)--History
Socialism--History--21st century.
Princeton subject headings:
Germany (East)--Economic conditions.
Socialism--Europe.
Socialism--Germany (East)
Socialism--History--21st century.