Lewis, M., & Rees, T. (1815). Travels to the Source of the Missouri River, Volume 2: And Across the American Continent to the Pacific Ocean 1804, 1805, and 1806. Cambridge University Press. https://doi.org/10.1017/CBO9780511783357
Chicago-Zitierstil (17. Ausg.)Lewis, Meriwether, und Thomas Rees. Travels to the Source of the Missouri River, Volume 2: And Across the American Continent to the Pacific Ocean 1804, 1805, and 1806. Cambridge: Cambridge University Press, 1815. https://doi.org/10.1017/CBO9780511783357.
MLA-Zitierstil (9. Ausg.)Lewis, Meriwether, und Thomas Rees. Travels to the Source of the Missouri River, Volume 2: And Across the American Continent to the Pacific Ocean 1804, 1805, and 1806. Cambridge University Press, 1815. https://doi.org/10.1017/CBO9780511783357.