Strong, E. M., Strong, R., Beals, H. K., & Lewis, M. (1995). Seeking western waters: The Lewis and Clark trail from the Rockies to the Pacific. Oregon Historical Society.
Cita Chicago Style (17a ed.)Strong, Emory M., Ruth Strong, H. K. Beals, y Meriwether Lewis. Seeking Western Waters: The Lewis and Clark Trail from the Rockies to the Pacific. Portland: Oregon Historical Society, 1995.
Cita MLA (8a ed.)Strong, Emory M., et al. Seeking Western Waters: The Lewis and Clark Trail from the Rockies to the Pacific. Oregon Historical Society, 1995.
Precaución: Estas citas no son 100% exactas.