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Lua i Stíl Chicago (17ú heag.)DAVIDSON, A [ed.]. Handbook of Precison Engineering Vol.2: Materials. New York: McGraw-hill, 1970.
Lua MLA (9ú heag.)DAVIDSON, A [ed.]. Handbook of Precison Engineering Vol.2: Materials. McGraw-hill, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.