Sibley, D. (2016). Sibley birds west: Field guide to birds of western North America (Second edition.). Alfred A. Knopf.
Style de citation Chicago (17e éd.)Sibley, David. Sibley Birds West: Field Guide to Birds of Western North America. Second edition. New York: Alfred A. Knopf, 2016.
Style de citation MLA (8e éd.)Sibley, David. Sibley Birds West: Field Guide to Birds of Western North America. Second edition. Alfred A. Knopf, 2016.
Attention : ces citations peuvent ne pas être correctes à 100%.