APA (7th ed.) Citation

Lewis, C. S., & Howard, G. (2005). Out of the silent planet (Unabridged.). Blackstone Audio, Inc., and Buck 50 Productions, LLC.

Chicago Style (17th ed.) Citation

Lewis, C. S., and Geoffrey Howard. Out of the Silent Planet. Unabridged. Ashland: Blackstone Audio, Inc., and Buck 50 Productions, LLC, 2005.

MLA (8th ed.) Citation

Lewis, C. S., and Geoffrey Howard. Out of the Silent Planet. Unabridged. Blackstone Audio, Inc., and Buck 50 Productions, LLC, 2005.

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