Columbia subject headings:
German drama--20th century--History and criticism.
German drama--Germany (East)--History and criticism.
Hacks, Peter, 1928-2003--Criticism and interpretation.
Hacks, Peter, 1928-2003--Dramatic works.
Hacks, Peter, 1928-2003--Political and social views.
Müller, Heiner, 1929-1995--Criticism and interpretation.
Müller, Heiner, 1929-1995--Dramatic works.
Müller, Heiner, 1929-1995--Political and social views.
Socialism in literature.
Harvard subject headings:
German drama--20th century--History and criticism.
German drama--Germany (East)--History and criticism.
Hacks, Peter, 1928-2003--Criticism and interpretation.
Müller, Heiner, 1929-1995--Criticism and interpretation.
Princeton subject headings:
German drama--20th century--History and criticism.
German drama--Germany (East)--History and criticism.
Hacks, Peter, 1928-2003--Criticism and interpretation.
Hacks, Peter, 1928-2003--Dramatic works.
Hacks, Peter, 1928-2003--Political and social views.
Müller, Heiner, 1929-1995--Criticism and interpretation.
Müller, Heiner, 1929-1995--Dramatic works.
Müller, Heiner, 1929-1995--Political and social views.
Socialism in literature.