Keoke, E. D., & Porterfield, K. M. (2002). Encyclopedia of American Indian contributions to the world: 15,000 years of inventions and innovations. Facts on File.
Style de citation Chicago (17e éd.)Keoke, Emory Dean, et Kay Marie Porterfield. Encyclopedia of American Indian Contributions to the World: 15,000 Years of Inventions and Innovations. New York: Facts on File, 2002.
Style de citation MLA (8e éd.)Keoke, Emory Dean, et Kay Marie Porterfield. Encyclopedia of American Indian Contributions to the World: 15,000 Years of Inventions and Innovations. Facts on File, 2002.
Attention : ces citations peuvent ne pas être correctes à 100%.