APA (7th ed.) Citation

Cook, J. H. (1923). Fifty years on the old frontier: As cowboy, hunter, guide, scout, and ranchman. Yale university press; [etc., etc.].

Chicago Style (17th ed.) Citation

Cook, James H. Fifty Years on the Old Frontier: As Cowboy, Hunter, Guide, Scout, and Ranchman. New Haven: Yale university press; [etc., etc.], 1923.

MLA (9th ed.) Citation

Cook, James H. Fifty Years on the Old Frontier: As Cowboy, Hunter, Guide, Scout, and Ranchman. Yale university press; [etc., etc.], 1923.