Columbia subject headings:
Brecht, Bertolt, 1898-1956.
Composers--Germany (East)--Interviews.
Eisler, Hanns, 1898-1962.
Harvard subject headings:
Princeton subject headings:
Brecht, Bertolt, 1898-1956.
Composers--Germany (East)--Interviews.
Eisler, Hanns, 1898-1962.
Interviews.