Não informado. (1964). Engineering Journal. American Institute of Steel Construction.
Chicago (17e ed.) BronvermeldingNão informado. Engineering Journal. Chicago, Ill: American Institute of Steel Construction, 1964.
MLA (8e ed.) BronvermeldingNão informado. Engineering Journal. American Institute of Steel Construction, 1964.
Let op: Deze citaties zijn niet altijd 100% accuraat.