Cutright, P. R. (1969). Lewis and Clark, pioneering naturalists. University of Illinois Press.
Style de citation Chicago (17e éd.)Cutright, Paul Russell. Lewis and Clark, Pioneering Naturalists. Urbana: University of Illinois Press, 1969.
Style de citation MLA (8e éd.)Cutright, Paul Russell. Lewis and Clark, Pioneering Naturalists. University of Illinois Press, 1969.
Attention : ces citations peuvent ne pas être correctes à 100%.