[digital vocal score] The telephone or L'Amour à trois : an opera

MLA

Menotti, Gian Carlo. [digital Vocal Score] The Telephone Or L'amour À Trois : an Opera. New York: Schirmer, 1947.

APA

Menotti, G. Carlo. (1947). [digital vocal score] The telephone or L'Amour à trois : an opera. New York: Schirmer.

Chicago

Menotti, Gian Carlo, and Gian Carlo Menotti. [digital Vocal Score] The Telephone Or L'amour à Trois: An Opera. New York: Schirmer, 1947.