APA (7th ed.) Citation

Clark, W., Lewis, M., Roop, P., Roop, C., & Tanner, T. (1993). Off the map: The journals of Lewis and Clark. Walker and Company.

Chicago Style (17th ed.) Citation

Clark, William, Meriwether Lewis, Peter Roop, Connie Roop, and Tim Tanner. Off the Map: The Journals of Lewis and Clark. New York: Walker and Company, 1993.

MLA (8th ed.) Citation

Clark, William, et al. Off the Map: The Journals of Lewis and Clark. Walker and Company, 1993.

Warning: These citations may not always be 100% accurate.