Ambrose, Stephen E. Undaunted Courage: Meriwether Lewis, Thomas Jefferson, and the Opening of the American West. New York: Simon and Shuster, 1995.
A comprehensive, thoroughly researched review of the Lewis and Clark Expedition
Bowers, Alfred W. Mandan Social and Ceremonial Organization. Chicago: University of Chicago Press, 1950.
DeVoto, Bernard, ed.. The Journals of the Lewis and Clark. New York: Houghton Mifflin Company, 1997.
Molton, Gary E. The Journals of the Lewis and Clark Expedition. Lincoln, NE: University of Nebraska Press, 1986.
Oswalt, Wendall H. Other Peoples, Other Customs: World Ethnography and Its History., 1-73. New York: Holt, Rinehart, and Winston, 1972.
Ronda, James P. Lewis and Clark among the Indians. Lincoln, NE: University of Nebraska Press, 2002.
Swayne, Zoa L. Do Them No Harm: An Interpretation of the Lewis and Clark Expedition Among the Nez Perce Indians. Caldwell, ID: Caxton Press, 2003.
Thwaites, Ruben Gold, ed.. Original Journals of the Lewis and Clark Expedition. New York: Anro Press, 1969 (reprint).