Columbia subject headings:
Harvard subject headings:
Communism--Germany (East)
Germany (East)--Politics and government.
Harich, Wolfgang.
Philosophy, Marxist.
Princeton subject headings:
Communists--Germany (East)--Biography.
Dissenters--Germany (East)--Biography.
Germany (East)--Politics and government.
Harich, Wolfgang.
Opposition (Political science)--Germany (East)
Political prisoners--Germany (East)--Biography.