APA (7th ed.) Citation

Geological Survey (U.S.), Lewis, S., & Clark, W. (2003). Lewis and Clark: A legacy of science. U.S. Department of the Interior, U.S. Geological Survey ; For sale by the U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), Samuel Lewis, and William Clark. Lewis and Clark: A Legacy of Science. [Reston, Va.] : Denver, CO: U.S. Department of the Interior, U.S. Geological Survey ; For sale by the U.S. Geological Survey, 2003.

MLA (8th ed.) Citation

Geological Survey (U.S.), et al. Lewis and Clark: A Legacy of Science. U.S. Department of the Interior, U.S. Geological Survey ; For sale by the U.S. Geological Survey, 2003.