APA (7th ed.) Citation

Ferris, W. A., Auerbach, H. S., & Alter, J. C. (1940). Life in the Rocky mountains, 1830-1835. Rocky Mountain Book Shop.

Chicago Style (17th ed.) Citation

Ferris, Warren Angus, Herbert S. Auerbach, and J. Cecil Alter. Life in the Rocky Mountains, 1830-1835. Salt Lake City, Utah: Rocky Mountain Book Shop, 1940.

MLA (8th ed.) Citation

Ferris, Warren Angus, et al. Life in the Rocky Mountains, 1830-1835. Rocky Mountain Book Shop, 1940.

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