APA (7th ed.) Citation

Poulenc, F., Bernanos, G., & Machlis, J. (1997). Dialogues of the Carmelites: An opera in 3 acts and 12 scenes (Rev. English version.). Ricordi.

Chicago Style (17th ed.) Citation

Poulenc, Francis, Georges Bernanos, and Joseph Machlis. Dialogues of the Carmelites: An Opera in 3 Acts and 12 Scenes. Rev. English version. Milano : New York : Sole selling agent, Associated Music Publishers: Ricordi, 1997.

MLA (9th ed.) Citation

Poulenc, Francis, et al. Dialogues of the Carmelites: An Opera in 3 Acts and 12 Scenes. Rev. English version. Ricordi, 1997.