Citazione APA

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

Stile di citazione Chicago

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

Citazione MLA

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