Hancock, G. (2019). America before: The key to Earth's lost civilization (First edition.). St. Martin's Press.
Style de citation Chicago (17e éd.)Hancock, Graham. America Before: The Key to Earth's Lost Civilization. First edition. New York: St. Martin's Press, 2019.
Style de citation MLA (8e éd.)Hancock, Graham. America Before: The Key to Earth's Lost Civilization. First edition. St. Martin's Press, 2019.
Attention : ces citations peuvent ne pas être correctes à 100%.