APA (7th ed.) Citation

Card, O. S., & Brick, S. (2006). Xenocide (Unabridged.). Macmillan Audio.

Chicago Style (17th ed.) Citation

Card, Orson Scott, and Scott Brick. Xenocide. Unabridged. New York: Macmillan Audio, 2006.

MLA (8th ed.) Citation

Card, Orson Scott, and Scott Brick. Xenocide. Unabridged. Macmillan Audio, 2006.

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