Não informado. (1964). Mining Annual Review. Mining Journal.
Lua i Stíl Chicago (17ú heag.)Não informado. Mining Annual Review. London: Mining Journal, 1964.
Lua MLA (8ú heag.)Não informado. Mining Annual Review. Mining Journal, 1964.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.