Columbia subject headings:
Music--20th century--History and criticism.
Perle, George, 1915-2009--Criticism and interpretation.
Harvard subject headings:
Music--20th century--History and criticism
Perle, George, 1915-2009--Criticism and interpretation.
Princeton subject headings:
Music--20th century--History and criticism.
Perle, George, 1915-2009--Criticism and interpretation.