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