Style de citation APA

Keith, A. (1950). An Enquiry into the Causation of Peptic Ulcers.

Style de citation Chicago

Keith, Arthur. An Enquiry Into the Causation of Peptic Ulcers. 1950.

Style de citation MLA

Keith, Arthur. An Enquiry Into the Causation of Peptic Ulcers. 1950.

Attention : ces citations peuvent ne pas être correctes à 100%.