Não informado. (1972). Electronics today international. Advertisement Office.
Lua i Stíl Chicago (17ú heag.)Não informado. Electronics Today International. London: Advertisement Office, 1972.
Lua MLA (8ú heag.)Não informado. Electronics Today International. Advertisement Office, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.