Columbia subject headings:
Harvard subject headings:
Berio, Luciano, 1925-2003--Criticism and interpretation.
Grisey, Gérard--Criticism and interpretation.
Ligeti, György, 1923-2006--Criticism and interpretation.
Music theory--History--20th century.
Music--20th century--History and criticism
Nono, Luigi--Criticism and interpretation.
Stockhausen, Karlheinz, 1928-2007--Criticism and interpretation.
Xenakis, Iannis, 1922-2001--Criticism and interpretation.
Princeton subject headings:
Berio, Luciano, 1925-2003--Criticism and interpretation.
Composition (Music)
Grisey, Gérard--Criticism and interpretation.
Ligeti, György, 1923-2006--Criticism and interpretation.
Music--20th century--History and criticism.
Nono, Luigi--Criticism and interpretation.
Stockhausen, Karlheinz, 1928-2007--Criticism and interpretation.
Xenakis, Iannis, 1922-2001--Criticism and interpretation.