APA (7th ed.) Citation

Johnstone, W. W., & Johnstone, J. A. (2025). Purgatory crossing. Pinnacle Books, Kensington Publishing Corp..

Chicago Style (17th ed.) Citation

Johnstone, William W., and J. A. Johnstone. Purgatory Crossing. New York, NY: Pinnacle Books, Kensington Publishing Corp., 2025.

MLA (8th ed.) Citation

Johnstone, William W., and J. A. Johnstone. Purgatory Crossing. Pinnacle Books, Kensington Publishing Corp., 2025.

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