Não informado. (1974). Heat Treatment of Metals. Wolfson Heat Treatment Centre.
Lua i Stíl Chicago (17ú heag.)Não informado. Heat Treatment of Metals. Birmingham, Inglaterra: Wolfson Heat Treatment Centre, 1974.
Lua MLA (8ú heag.)Não informado. Heat Treatment of Metals. Wolfson Heat Treatment Centre, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.