Columbia subject headings:
Harvard subject headings:
Brecht, Bertolt, 1898-1956--Criticism and interpretation--Congresses.
Brecht, Bertolt, 1898-1956--Exile--Congresses.
Brecht, Bertolt, 1898-1956--Homes and haunts--California--Los Angeles--Congresses.
Brecht, Bertolt, 1898-1956--Homes and haunts--Switzerland--Zurich--Congresses.
Brecht, Bertolt, 1898-1956--Themes, motives--Congresses.
Princeton subject headings:
Brecht, Bertolt, 1898-1956--Criticism and interpretation--Congresses.
Brecht, Bertolt, 1898-1956--Exile--Congresses.
Brecht, Bertolt, 1898-1956--Homes and haunts--California--Los Angeles--Congresses.
Brecht, Bertolt, 1898-1956--Homes and haunts--Switzerland--Zurich--Congresses.
Brecht, Bertolt, 1898-1956--Themes, motives--Congresses.