Cobb, S. (1990). Symphony made easy. Osborne McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Cobb, Stephen. Symphony Made Easy. Berkeley: Osborne McGraw-Hill, 1990.
Lua MLA (8ú heag.)Cobb, Stephen. Symphony Made Easy. Osborne McGraw-Hill, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.