Derfler, B. J. (2010). Single-voice transformations: A model for parsimonious voice leading. Cambridge Scholars Publishing.
Lua i Stíl Chicago (17ú heag.)Derfler, Brandon Joel. Single-voice Transformations: A Model for Parsimonious Voice Leading. Newcastle upon Tyne: Cambridge Scholars Publishing, 2010.
Lua MLA (9ú heag.)Derfler, Brandon Joel. Single-voice Transformations: A Model for Parsimonious Voice Leading. Cambridge Scholars Publishing, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.