National Museum of Natural History (U.S.), Fitzhugh, W. W., & Ward, E. I. (2000). Vikings: The North Atlantic saga. Smithsonian Institution Press in association with the National Museum of Natural History.
Style de citation Chicago (17e éd.)National Museum of Natural History (U.S.), William W. Fitzhugh, et Elisabeth I. Ward. Vikings: The North Atlantic Saga. Washington [D.C.]: Smithsonian Institution Press in association with the National Museum of Natural History, 2000.
Style de citation MLA (8e éd.)National Museum of Natural History (U.S.), et al. Vikings: The North Atlantic Saga. Smithsonian Institution Press in association with the National Museum of Natural History, 2000.
Attention : ces citations peuvent ne pas être correctes à 100%.