Style de citation APA

Gerard, Deichmann, B William, & W Horace. (1969). Toxicology of drug and chemicals. Academic press.

Style de citation Chicago

Gerard, Deichmann, B William, et W Horace. Toxicology of Drug and Chemicals. Academic press, 1969.

Style de citation MLA

Gerard, et al. Toxicology of Drug and Chemicals. Academic press, 1969.