APA (7th ed.) Citation

Westerfeld, S., Sheth, S., & Lind, H. (2014). Afterworlds. Simon & Schuster Audio.

Chicago Style (17th ed.) Citation

Westerfeld, Scott, Sheetal Sheth, and Heather Lind. Afterworlds. New York: Simon & Schuster Audio, 2014.

MLA (9th ed.) Citation

Westerfeld, Scott, et al. Afterworlds. Simon & Schuster Audio, 2014.