Dyfyniad APA
Higgins, R. A. (1998). Engineering metallurgy: Applied Physical Metallurgy (6th ed.). Viva Books.
Dyfyniad Arddull Chicago
Higgins, Raymond Aurelius. Engineering Metallurgy: Applied Physical Metallurgy. 6th ed. New Delhi: Viva Books, 1998.
Dyfyniad MLA
Higgins, Raymond Aurelius. Engineering Metallurgy: Applied Physical Metallurgy. 6th ed. Viva Books, 1998.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.