APA (7th ed.) Citation

Brett, P. V., & Bradbury, P. (2015). The skull throne: Demon cycle series, book 4 (Unabridged.). Recorded Books Inc..

Chicago Style (17th ed.) Citation

Brett, Peter V., and Pete Bradbury. The Skull Throne: Demon Cycle Series, Book 4. Unabridged. Prince Frederick: Recorded Books Inc., 2015.

MLA (8th ed.) Citation

Brett, Peter V., and Pete Bradbury. The Skull Throne: Demon Cycle Series, Book 4. Unabridged. Recorded Books Inc., 2015.

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