APA (7th ed.) Citation

Rollins, J., & Fernandez, P. J. (2009). The doomsday key. Recorded Books.

Chicago Style (17th ed.) Citation

Rollins, James, and Peter Jay Fernandez. The Doomsday Key. Prince Frederick, MD: Recorded Books, 2009.

MLA (9th ed.) Citation

Rollins, James, and Peter Jay Fernandez. The Doomsday Key. Recorded Books, 2009.