APA (7th ed.) Citation

Card, O. S., & Rudnicki, S. (2013). Earth afire: The first formic war series, book 2 (Unabridged.). Macmillan Audio.

Chicago Style (17th ed.) Citation

Card, Orson Scott, and Stefan Rudnicki. Earth Afire: The First Formic War Series, Book 2. Unabridged. New York: Macmillan Audio, 2013.

MLA (8th ed.) Citation

Card, Orson Scott, and Stefan Rudnicki. Earth Afire: The First Formic War Series, Book 2. Unabridged. Macmillan Audio, 2013.

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