Não informado. (1963). Chemical abstracts. American Chemical Society.
Chicago (17e ed.) BronvermeldingNão informado. Chemical Abstracts. Easton, Pa: American Chemical Society, 1963.
MLA (8e ed.) BronvermeldingNão informado. Chemical Abstracts. American Chemical Society, 1963.
Let op: Deze citaties zijn niet altijd 100% accuraat.