APA (7e ed.) Bronvermelding

Não informado. (1957). Chemical abstracts. Collective index: Authors. American Chemical Society.

Chicago (17e ed.) Bronvermelding

Não informado. Chemical Abstracts. Collective Index: Authors. Columbus, Ohio: American Chemical Society, 1957.

MLA (8e ed.) Bronvermelding

Não informado. Chemical Abstracts. Collective Index: Authors. American Chemical Society, 1957.

Let op: Deze citaties zijn niet altijd 100% accuraat.