Não informado. (1954). Audio: Engineering music sound reproduction. Radio Magazine.
Lua i Stíl Chicago (17ú heag.)Não informado. Audio: Engineering Music Sound Reproduction. New York: Radio Magazine, 1954.
Lua MLA (8ú heag.)Não informado. Audio: Engineering Music Sound Reproduction. Radio Magazine, 1954.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.