Chafe, E. T. (2005). The tragic and the ecstatic: The musical revolution of Wagner's Tristan and Isolde. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Chafe, Eric Thomas. The Tragic and the Ecstatic: The Musical Revolution of Wagner's Tristan and Isolde. Oxford ; New York: Oxford University Press, 2005.
Lua MLA (9ú heag.)Chafe, Eric Thomas. The Tragic and the Ecstatic: The Musical Revolution of Wagner's Tristan and Isolde. Oxford University Press, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.