APA (7th ed.) Citation

DuPrau, J., & Kellgren, K. (2008). The diamond of Darkhold. Listening Library.

Chicago Style (17th ed.) Citation

DuPrau, Jeanne, and Katherine Kellgren. The Diamond of Darkhold. New York: Listening Library, 2008.

MLA (8th ed.) Citation

DuPrau, Jeanne, and Katherine Kellgren. The Diamond of Darkhold. Listening Library, 2008.

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