APA (7th ed.) Citation

Shea, T. (2018). The Louisiana Purchase and the Lewis and Clark Expedition. Britannica Education Publishing in association with Rosen Educational Services.

Chicago Style (17th ed.) Citation

Shea, Therese. The Louisiana Purchase and the Lewis and Clark Expedition. New York: Britannica Education Publishing in association with Rosen Educational Services, 2018.

MLA (8th ed.) Citation

Shea, Therese. The Louisiana Purchase and the Lewis and Clark Expedition. Britannica Education Publishing in association with Rosen Educational Services, 2018.

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