Columbia subject headings:
Cappelli, Gilberto--Criticism and interpretation.
Incardona, Federico, 1958-2006--Criticism and interpretation.
Twelve-tone system--Italy--History--20th century.
Harvard subject headings:
Cappelli, Gilberto--Criticism and interpretation.
Incardona, Federico, 1958-2006--Criticism and interpretation.
Twelve-tone system--Italy--History--20th century.
Princeton subject headings: