Não informado. (1962). International science and technology. Conover-Mast Publications.
Chicago (17e ed.) BronvermeldingNão informado. International Science and Technology. New York: Conover-Mast Publications, 1962.
MLA (8e ed.) BronvermeldingNão informado. International Science and Technology. Conover-Mast Publications, 1962.
Let op: Deze citaties zijn niet altijd 100% accuraat.