Green, B., & Gallwey, W. T. (2015). The inner game of music. Pan Books.
Lua i Stíl Chicago (17ú heag.)Green, Barry, agus W. Timothy Gallwey. The Inner Game of Music. London: Pan Books, 2015.
Lua MLA (9ú heag.)Green, Barry, agus W. Timothy Gallwey. The Inner Game of Music. Pan Books, 2015.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.