Não informado. Metal Physics. Institute of Physics.
Lua i Stíl Chicago (17ú heag.)Não informado. Metal Physics. London: Institute of Physics.
Lua MLA (8ú heag.)Não informado. Metal Physics. Institute of Physics.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.