Eargle, J. M. (1997). Loudspeaker handbook. Chapman & Hall.
Lua i Stíl Chicago (17ú heag.)Eargle, John M. Loudspeaker Handbook. New York: Chapman & Hall, 1997.
Lua MLA (9ú heag.)Eargle, John M. Loudspeaker Handbook. Chapman & Hall, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.