APA (7th ed.) Citation

Lewis, W. G. (2010). In the footsteps of Lewis and Clark: Early commemorations and the origins of the national historic trail. Univ. Press of Colorado.

Chicago Style (17th ed.) Citation

Lewis, Wallace G. In the Footsteps of Lewis and Clark: Early Commemorations and the Origins of the National Historic Trail. Boulder, Colo: Univ. Press of Colorado, 2010.

MLA (9th ed.) Citation

Lewis, Wallace G. In the Footsteps of Lewis and Clark: Early Commemorations and the Origins of the National Historic Trail. Univ. Press of Colorado, 2010.