Columbia subject headings:
Brecht, Bertolt, 1898-1956--Criticism and interpretation--Congresses.
Harvard subject headings:
Brecht, Bertolt, 1898-1956--Criticism and interpretation--Congresses.
German fiction--20th century--History and criticism--Congresses.
Princeton subject headings:
Brecht, Bertolt, 1898-1956--Criticism and interpretation--Congresses.
German fiction--20th century--History and criticism--Congresses.