APA (7th ed.) Citation

Carr, J. D. (2020). Castle Skull. Poisoned Pen Press.

Chicago Style (17th ed.) Citation

Carr, John Dickson. Castle Skull. Naperville, IL: Poisoned Pen Press, 2020.

MLA (8th ed.) Citation

Carr, John Dickson. Castle Skull. Poisoned Pen Press, 2020.

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