Cowell, H. (1971). Pulse. Music for Percussion.
Lua i Stíl Chicago (17ú heag.)Cowell, Henry. Pulse. New York: Music for Percussion, 1971.
Lua MLA (9ú heag.)Cowell, Henry. Pulse. Music for Percussion, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.