APA (7th ed.) Citation

Verdi, G., & Piave, F. M. (1959). Rigoletto: Opera in three acts. G. Ricordi.

Chicago Style (17th ed.) Citation

Verdi, Giuseppe, and Francesco Maria Piave. Rigoletto: Opera in Three Acts. New York: G. Ricordi, 1959.

MLA (9th ed.) Citation

Verdi, Giuseppe, and Francesco Maria Piave. Rigoletto: Opera in Three Acts. G. Ricordi, 1959.

Warning: These citations may not always be 100% accurate.