Não informado. (1883). Bulletin of the Chicago Academy of Sciences. Chicago Academy of Sciences.
Chicago (17e ed.) BronvermeldingNão informado. Bulletin of the Chicago Academy of Sciences. Chicago, Ill: Chicago Academy of Sciences, 1883.
MLA (8e ed.) BronvermeldingNão informado. Bulletin of the Chicago Academy of Sciences. Chicago Academy of Sciences, 1883.
Let op: Deze citaties zijn niet altijd 100% accuraat.