Columbia subject headings:
Casella, Alfredo, 1883-1947.
Harvard subject headings:
Casella, Alfredo, 1883-1947--Congresses.
Music--France--Paris--19th century--Congresses.
Music--France--Paris--20th century--Congresses.
Princeton subject headings:
Casella, Alfredo, 1883-1947--Congresses.
Music--France--Paris--19th century--History and criticism--Congresses.
Music--France--Paris--20th century--History and criticism--Congresses.