LaBouff, K. (2008). Singing and communicating in English: A singer's guide to English diction. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)LaBouff, Kathryn. Singing and Communicating in English: A Singer's Guide to English Diction. Oxford: Oxford University Press, 2008.
Lua MLA (9ú heag.)LaBouff, Kathryn. Singing and Communicating in English: A Singer's Guide to English Diction. Oxford University Press, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.