Crichton, J., & Koster, P. (2006). English made easy: Learning English through pictures. Tuttle.
Style de citation Chicago (17e éd.)Crichton, Jonathan, et Pieter Koster. English Made Easy: Learning English Through Pictures. Rutland, Vt.: Tuttle, 2006.
Style de citation MLA (8e éd.)Crichton, Jonathan, et Pieter Koster. English Made Easy: Learning English Through Pictures. Tuttle, 2006.
Attention : ces citations peuvent ne pas être correctes à 100%.