APA (7th ed.) Citation

Lasky, K., & Garelick, P. (2010). Legend of the guardians: the owls of ga'hoole: The owls of ga'hoole: guardians of ga'hoole, books one, two, and three (Unabridged.). Blackstone Audio, Inc., and Buck 50 Productions, LLC.

Chicago Style (17th ed.) Citation

Lasky, Kathryn, and Pamela Garelick. Legend of the Guardians: The Owls of Ga'hoole: The Owls of Ga'hoole: Guardians of Ga'hoole, Books One, Two, and Three. Unabridged. Ashland: Blackstone Audio, Inc., and Buck 50 Productions, LLC, 2010.

MLA (8th ed.) Citation

Lasky, Kathryn, and Pamela Garelick. Legend of the Guardians: The Owls of Ga'hoole: The Owls of Ga'hoole: Guardians of Ga'hoole, Books One, Two, and Three. Unabridged. Blackstone Audio, Inc., and Buck 50 Productions, LLC, 2010.

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