APA (7th ed.) Citation

Powell, J. W. (1957). The exploration of the Colorado River (Abridged from the 1st ed. of 1875. With an introd. by Wallace Stegner.). University of Chicago Press.

Chicago Style (17th ed.) Citation

Powell, John Wesley. The Exploration of the Colorado River. Abridged from the 1st ed. of 1875. With an introd. by Wallace Stegner. [Chicago]: University of Chicago Press, 1957.

MLA (8th ed.) Citation

Powell, John Wesley. The Exploration of the Colorado River. Abridged from the 1st ed. of 1875. With an introd. by Wallace Stegner. University of Chicago Press, 1957.