Russell, B., Bray, S., & Willis, A. (2004). The color purple: A new musical : piano vocal selections. Hal Leonard Corp..
Lua i Stíl Chicago (17ú heag.)Russell, Brenda, Stephen Bray, agus Allee Willis. The Color Purple: A New Musical : Piano Vocal Selections. Milwaukee, WI: Hal Leonard Corp., 2004.
Lua MLA (9ú heag.)Russell, Brenda, et al. The Color Purple: A New Musical : Piano Vocal Selections. Hal Leonard Corp., 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.