APA (7e ed.) Bronvermelding

Não informado. (1976). CA Selects. Chemical Abstracts Service.

Chicago (17e ed.) Bronvermelding

Não informado. CA Selects. Columbus, Ohio: Chemical Abstracts Service, 1976.

MLA (8e ed.) Bronvermelding

Não informado. CA Selects. Chemical Abstracts Service, 1976.

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