Não informado. (1957). Steel processing and conversion. Steel Publications.
Chicago (17e ed.) BronvermeldingNão informado. Steel Processing and Conversion. Pittsburgh, Pa: Steel Publications, 1957.
MLA (8e ed.) BronvermeldingNão informado. Steel Processing and Conversion. Steel Publications, 1957.
Let op: Deze citaties zijn niet altijd 100% accuraat.