Não informado. (1975). Radio communication. Radio Society of Great Britain.
Lua i Stíl Chicago (17ú heag.)Não informado. Radio Communication. Herts, Inglaterra: Radio Society of Great Britain, 1975.
Lua MLA (8ú heag.)Não informado. Radio Communication. Radio Society of Great Britain, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.