Não informado. (1962). Telecommunication journal. International Telecommunication Union.
Lua i Stíl Chicago (17ú heag.)Não informado. Telecommunication Journal. Geneva, Suíça: International Telecommunication Union, 1962.
Lua MLA (8ú heag.)Não informado. Telecommunication Journal. International Telecommunication Union, 1962.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.