APA (7th ed.) Citation

Harvey, J. (2014). Darkness, darkness (First Pegasus Books hardcover edition.). Pegasus Crime.

Chicago Style (17th ed.) Citation

Harvey, John. Darkness, Darkness. First Pegasus Books hardcover edition. New York: Pegasus Crime, 2014.

MLA (8th ed.) Citation

Harvey, John. Darkness, Darkness. First Pegasus Books hardcover edition. Pegasus Crime, 2014.

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