Holst, I. (1973). Conducting a choir: A guide for amateurs. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Holst, Imogen. Conducting a Choir: A Guide for Amateurs. London: Oxford University Press, 1973.
Lua MLA (9ú heag.)Holst, Imogen. Conducting a Choir: A Guide for Amateurs. Oxford University Press, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.