Columbia subject headings:
Biermann, Wolf, 1936---Political and social views.
Harvard subject headings:
Actors--Germany--20th century.
Authors, German--20th century.
Biermann, Wolf, 1936-
Citizenship, Loss of--Germany (East)
Dissenters--Germany (East)
Germany (East)--Cultural policy.
Princeton subject headings:
Authors, German--20th century--Biography.
Biermann, Wolf, 1936---Exile.
Germany (East)--Politics and government.