Cooper, H. (1985). The basic guide to how to read music. Putnam Pub. Group.
Lua i Stíl Chicago (17ú heag.)Cooper, Helen. The Basic Guide to How to Read Music. New York, NY: Putnam Pub. Group, 1985.
Lua MLA (9ú heag.)Cooper, Helen. The Basic Guide to How to Read Music. Putnam Pub. Group, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.