Não informado. (1927). Heat treating and forging. Steel Publications.
Chicago (17e ed.) BronvermeldingNão informado. Heat Treating and Forging. Pittsburgh, Pa: Steel Publications, 1927.
MLA (8e ed.) BronvermeldingNão informado. Heat Treating and Forging. Steel Publications, 1927.
Let op: Deze citaties zijn niet altijd 100% accuraat.