Cope, D. (2001). New directions in music (7th ed.). Waveland Press.
Lua i Stíl Chicago (17ú heag.)Cope, David. New Directions in Music. 7th ed. Long Grove, Ill: Waveland Press, 2001.
Lua MLA (9ú heag.)Cope, David. New Directions in Music. 7th ed. Waveland Press, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.