Bartlett, C. (1995). Opera Choruses: Opern-Chöre von Beethoven, Mozart, Rossini, Verdi, Wagner u.v.a. / Edited by John Rutter; Associate Editior Clifford Bartlett. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Bartlett, Clifford. Opera Choruses: Opern-Chöre Von Beethoven, Mozart, Rossini, Verdi, Wagner U.v.a. / Edited by John Rutter; Associate Editior Clifford Bartlett. Oxford: Oxford University Press, 1995.
Lua MLA (8ú heag.)Bartlett, Clifford. Opera Choruses: Opern-Chöre Von Beethoven, Mozart, Rossini, Verdi, Wagner U.v.a. / Edited by John Rutter; Associate Editior Clifford Bartlett. Oxford University Press, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.