APA (7th ed.) Citation

Johnstone, W. W., & Johnstone, J. A. (2016). Sixkiller, U.S. Marshal: Day of rage. Pinnacle Books/Kensington Publishing Corp..

Chicago Style (17th ed.) Citation

Johnstone, William W., and J. A. Johnstone. Sixkiller, U.S. Marshal: Day of Rage. New York, NY: Pinnacle Books/Kensington Publishing Corp., 2016.

MLA (8th ed.) Citation

Johnstone, William W., and J. A. Johnstone. Sixkiller, U.S. Marshal: Day of Rage. Pinnacle Books/Kensington Publishing Corp., 2016.

Warning: These citations may not always be 100% accurate.