Não informado. (1990). Journal of Materials Science. Chapman and Hall.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Materials Science. London: Chapman and Hall, 1990.
Lua MLA (8ú heag.)Não informado. Journal of Materials Science. Chapman and Hall, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.