APA (7th ed.) Citation

Shirley, G. (1962). Heck Thomas, frontier marshal: The story of a real gunfighter ([1st ed.].). Chilton Co., Book Division.

Chicago Style (17th ed.) Citation

Shirley, Glenn. Heck Thomas, Frontier Marshal: The Story of a Real Gunfighter. [1st ed.]. Philadelphia: Chilton Co., Book Division, 1962.

MLA (9th ed.) Citation

Shirley, Glenn. Heck Thomas, Frontier Marshal: The Story of a Real Gunfighter. [1st ed.]. Chilton Co., Book Division, 1962.