Columbia subject headings:
Harvard subject headings:
Anti-communist movements--Germany (East)
Germany (East)--Politics and government.
Internal security--Germany (East)
Kampfgruppe gegen Unmenschlichkeit.
Political prisoners--Germany (East)
Political prisoners--Soviet Union.
Walter, Fred, 1929-
Princeton subject headings:
Anti-communist movements--Germany (East)--History.
Germany (East)--Politics and government.
Government, Resistance to--Germany (East)--History.
Internal security--Germany (East)
Kampfgruppe gegen Unmenschlichkeit--History.
Political persecution--Germany (East)--History.
Political prisoners--Germany (East)
Political prisoners--Soviet Union.
Walter, Fred, 1929-