APA (7th ed.) Citation

Torr. (2003). Westward expansion. Greenhaven Press.

Chicago Style (17th ed.) Citation

Torr. Westward Expansion. San Diego: Greenhaven Press, 2003.

MLA (8th ed.) Citation

Torr. Westward Expansion. Greenhaven Press, 2003.

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