Symposium on Powder Metallurgy London, England, & Iron and Steel Institute (Great Britain). (1956). Symposium on Powder Metallurgy, 1954. Iron and Steel Institute.
Chicago-referens (17:e uppl.)Symposium on Powder Metallurgy London, England, och Iron and Steel Institute (Great Britain). Symposium on Powder Metallurgy, 1954. London: Iron and Steel Institute, 1956.
MLA-referens (8:e uppl.)Symposium on Powder Metallurgy London, England, och Iron and Steel Institute (Great Britain). Symposium on Powder Metallurgy, 1954. Iron and Steel Institute, 1956.
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