APA (7th ed.) Citation

Johnstone, W. W., & Johnstone, J. A. (2018). Hang him twice. Pinnacle Books, Kensington Publishing Corp..

Chicago Style (17th ed.) Citation

Johnstone, William W., and J. A. Johnstone. Hang Him Twice. New York, NY: Pinnacle Books, Kensington Publishing Corp., 2018.

MLA (8th ed.) Citation

Johnstone, William W., and J. A. Johnstone. Hang Him Twice. Pinnacle Books, Kensington Publishing Corp., 2018.

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