Bray, J. L. (1954). Ferrous process metallurgy. Wiley.
Lua i Stíl Chicago (17ú heag.)Bray, John Leighton. Ferrous Process Metallurgy. N.Y: Wiley, 1954.
Lua MLA (8ú heag.)Bray, John Leighton. Ferrous Process Metallurgy. Wiley, 1954.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.