APA (7th ed.) Citation

Cast, P. C., & Cast, K. (2007). Marked: A house of night novel. St. Martin's Griffin ; Atom.

Chicago Style (17th ed.) Citation

Cast, P. C., and Kristin Cast. Marked: A House of Night Novel. New York: St. Martin's Griffin ; Atom, 2007.

MLA (8th ed.) Citation

Cast, P. C., and Kristin Cast. Marked: A House of Night Novel. St. Martin's Griffin ; Atom, 2007.