1.
Chemical abstracts. Collective index. Columbus, Ohio: American Chemical Society; 1962.
Chemical abstracts. Collective index. Columbus, Ohio : American Chemical Society, 21 mai 1962
Chemical abstracts service. (1962). Chemical abstracts. Collective index. American Chemical Society.
Style de citation MLA (8e éd.)Chemical abstracts service. Chemical Abstracts. Collective Index. American Chemical Society, 1962.
Attention : ces citations peuvent ne pas être correctes à 100%.