Sound: Its uses and Control. Acoustical Society of America.
Lua i Stíl Chicago (17ú heag.)Sound: Its Uses and Control. Acoustical Society of America.
Lua MLA (8ú heag.)Sound: Its Uses and Control. Acoustical Society of America.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.