APA (7th ed.) Citation

DiTerlizzi, T., & Black, H. (2003). Lucinda's secret. Simon & Schuster Books for Young Readers.

Chicago Style (17th ed.) Citation

DiTerlizzi, Tony, and Holly Black. Lucinda's Secret. New York: Simon & Schuster Books for Young Readers, 2003.

MLA (9th ed.) Citation

DiTerlizzi, Tony, and Holly Black. Lucinda's Secret. Simon & Schuster Books for Young Readers, 2003.