Columbia subject headings:
Composers--Biography.
Minimal music--History and criticism.
Music--United States--20th century--History and criticism.
Harvard subject headings:
Composers--Biography
Minimal music--History and criticism.
Music--United States--20th century--History and criticism
Princeton subject headings:
Composers--Biography.
Minimal music--History and criticism.
Music--United States--20th century--History and criticism.