APA (7th ed.) Citation

Geiger, V. E., Bryarly, W., & Potter, D. M. (1962). Trail to California: The overland journal of Vincent Geiger and Wakeman Bryarly. Yale University Press.

Chicago Style (17th ed.) Citation

Geiger, Vincent Eply, Wakeman Bryarly, and David Morris Potter. Trail to California: The Overland Journal of Vincent Geiger and Wakeman Bryarly. New Haven: Yale University Press, 1962.

MLA (8th ed.) Citation

Geiger, Vincent Eply, et al. Trail to California: The Overland Journal of Vincent Geiger and Wakeman Bryarly. Yale University Press, 1962.