Columbia subject headings:
Harvard subject headings:
Bitterfeld (Germany)--Intellectual life.
Bitterfelder Konferenz--History.
Germany (East)--Cultural policy--History.
Germany (East)--Intellectual life.
Socialism and culture--Germany (East)--History.
Princeton subject headings:
Bitterfeld (Germany)--Intellectual life.
Germany (East)--Cultural policy--History.
Germany (East)--Intellectual life.
Socialism and culture--Germany (East)--History.