Não informado. (1917). Audio Engineering. Radio Magazine.
Lua i Stíl Chicago (17ú heag.)Não informado. Audio Engineering. New York: Radio Magazine, 1917.
Lua MLA (8ú heag.)Não informado. Audio Engineering. Radio Magazine, 1917.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.