Não informado. (2002). Chemist. American Institute of Chemists.
Chicago (17e ed.) BronvermeldingNão informado. Chemist. Bethesda, Md: American Institute of Chemists, 2002.
MLA (8e ed.) BronvermeldingNão informado. Chemist. American Institute of Chemists, 2002.
Let op: Deze citaties zijn niet altijd 100% accuraat.