APA (7th ed.) Citation

DiTerlizzi, T., & Black, H. (2009). The wyrm king. Simon & Schuster Books for Young Readers.

Chicago Style (17th ed.) Citation

DiTerlizzi, Tony, and Holly Black. The Wyrm King. New York: Simon & Schuster Books for Young Readers, 2009.

MLA (8th ed.) Citation

DiTerlizzi, Tony, and Holly Black. The Wyrm King. Simon & Schuster Books for Young Readers, 2009.

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