APA (7th ed.) Citation

Indridason, A., & Barrett, S. (2021). The darkness knows: A novel (Unabridged.). Macmillan Audio.

Chicago Style (17th ed.) Citation

Indridason, Arnaldur, and Sean Barrett. The Darkness Knows: A Novel. Unabridged. New York: Macmillan Audio, 2021.

MLA (8th ed.) Citation

Indridason, Arnaldur, and Sean Barrett. The Darkness Knows: A Novel. Unabridged. Macmillan Audio, 2021.

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