Não informado. (1980). Materials in Engineering. Scientific and Technical Press.
Chicago (17e ed.) BronvermeldingNão informado. Materials in Engineering. Surrey, Inglaterra: Scientific and Technical Press, 1980.
MLA (8e ed.) BronvermeldingNão informado. Materials in Engineering. Scientific and Technical Press, 1980.
Let op: Deze citaties zijn niet altijd 100% accuraat.