Lua APA (7ú heag.)

Warrack, J. H. (2001). German opera: From the beginnings to Wagner. Cambridge University Press.

Lua i Stíl Chicago (17ú heag.)

Warrack, John Hamilton. German Opera: From the Beginnings to Wagner. Cambridge ; New York: Cambridge University Press, 2001.

Lua MLA (9ú heag.)

Warrack, John Hamilton. German Opera: From the Beginnings to Wagner. Cambridge University Press, 2001.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.