Columbia subject headings:
Brecht, Bertolt, 1898-1956--Criticism and interpretation--Congresses.
Müller, Heiner, 1929-1995--Criticism and interpretation--Congresses.
Theater--Germany--21st century--Congresses.
Harvard subject headings:
Brecht, Bertolt, 1898-1956--Criticism and interpretation--Congresses.
Müller, Heiner, 1929-1995--Criticism and interpretation--Congresses.
Theater--Germany--Congresses.
Princeton subject headings:
Brecht, Bertolt, 1898-1956--Criticism and interpretation--Congresses.
Müller, Heiner, 1929-1995--Criticism and interpretation--Congresses.
Theater--Germany--21st century--Congresses.