APA (7th ed.) Citation

Osborne, C. (1993). The complete operas of Richard Wagner. Da Capo Press.

Chicago Style (17th ed.) Citation

Osborne, Charles. The Complete Operas of Richard Wagner. New York: Da Capo Press, 1993.

MLA (9th ed.) Citation

Osborne, Charles. The Complete Operas of Richard Wagner. Da Capo Press, 1993.