Columbia subject headings:
Hacks, Peter, 1928-2003--Criticism and interpretation.
Harvard subject headings:
Cold War in literature--Congresses.
German drama (Comedy)--History and criticism--Congresses.
Hacks, Peter, 1928-2003--Criticism and interpretation--Congresses.
Princeton subject headings:
Hacks, Peter, 1928-2003--Criticism and interpretation.