APA (7th ed.) Citation

Adler-Olsen, J., & Aitken, M. (2013). The purity of vengeance: A Department Q novel (First Edition.). Dutton.

Chicago Style (17th ed.) Citation

Adler-Olsen, Jussi, and Martin Aitken. The Purity of Vengeance: A Department Q Novel. First Edition. New York, New York: Dutton, 2013.

MLA (9th ed.) Citation

Adler-Olsen, Jussi, and Martin Aitken. The Purity of Vengeance: A Department Q Novel. First Edition. Dutton, 2013.