APA (7th ed.) Citation

Penman, S. K., & Gray, E. (2011). Lionheart (Unabridged.). Recorded Books Inc..

Chicago Style (17th ed.) Citation

Penman, Sharon Kay, and Emily Gray. Lionheart. Unabridged. Prince Frederick: Recorded Books Inc., 2011.

MLA (8th ed.) Citation

Penman, Sharon Kay, and Emily Gray. Lionheart. Unabridged. Recorded Books Inc., 2011.

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