APA (7th ed.) Citation

Sykes, S. D. (2017). City of masks (First Pegasus Books edition.). Pegasus Crime.

Chicago Style (17th ed.) Citation

Sykes, S. D. City of Masks. First Pegasus Books edition. New York: Pegasus Crime, 2017.

MLA (8th ed.) Citation

Sykes, S. D. City of Masks. First Pegasus Books edition. Pegasus Crime, 2017.

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