APA (7th ed.) Citation

Taylor, B. (1867). Colorado: A summer trip. G. P. Putnam and Son.

Chicago Style (17th ed.) Citation

Taylor, Bayard. Colorado: A Summer Trip. New York: G. P. Putnam and Son, 1867.

MLA (8th ed.) Citation

Taylor, Bayard. Colorado: A Summer Trip. G. P. Putnam and Son, 1867.