Não informado. (1965). International journal of powder metallurgy. American Powder Metallurgy Institute.
Lua i Stíl Chicago (17ú heag.)Não informado. International Journal of Powder Metallurgy. Baltimore, Md: American Powder Metallurgy Institute, 1965.
Lua MLA (8ú heag.)Não informado. International Journal of Powder Metallurgy. American Powder Metallurgy Institute, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.