Não informado. (1926). British chemical abstracts. Chemical Society of London.
Chicago (17e ed.) BronvermeldingNão informado. British Chemical Abstracts. London: Chemical Society of London, 1926.
MLA (8e ed.) BronvermeldingNão informado. British Chemical Abstracts. Chemical Society of London, 1926.
Let op: Deze citaties zijn niet altijd 100% accuraat.