Não informado. (1955). Design Engineering. Maclean Hunter.
Chicago (17e ed.) BronvermeldingNão informado. Design Engineering. Toronto, Canada: Maclean Hunter, 1955.
MLA (8e ed.) BronvermeldingNão informado. Design Engineering. Maclean Hunter, 1955.
Let op: Deze citaties zijn niet altijd 100% accuraat.