Não informado. (1959). Automatic Welding. British Welding Research Association.
Lua i Stíl Chicago (17ú heag.)Não informado. Automatic Welding. London: British Welding Research Association, 1959.
Lua MLA (8ú heag.)Não informado. Automatic Welding. British Welding Research Association, 1959.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.