Citazione APA

Offenbach, J., Meilhac, H., & Halévy, L. (1868). Barbe-bleue =: Bluebeard : opera bouffe in four acts. J.A. Gray & Green.

Stile di citazione Chicago

Offenbach, Jacques, Henri Meilhac, e Ludovic Halévy. Barbe-bleue =: Bluebeard : Opera Bouffe in Four Acts. New York: J.A. Gray & Green, 1868.

Citazione MLA

Offenbach, Jacques, et al. Barbe-bleue =: Bluebeard : Opera Bouffe in Four Acts. J.A. Gray & Green, 1868.