Não informado. (2020). The American Journal of Science. J. Eastburn and Co.
Chicago (17e ed.) BronvermeldingNão informado. The American Journal of Science. New York: J. Eastburn and Co, 2020.
MLA (8e ed.) BronvermeldingNão informado. The American Journal of Science. J. Eastburn and Co, 2020.
Let op: Deze citaties zijn niet altijd 100% accuraat.