APA (7th ed.) Citation

Peck, R., & Hoppe, L. (2007). On the wings of heroes. Listening Library.

Chicago Style (17th ed.) Citation

Peck, Richard, and Lincoln Hoppe. On the Wings of Heroes. New York: Listening Library, 2007.

MLA (8th ed.) Citation

Peck, Richard, and Lincoln Hoppe. On the Wings of Heroes. Listening Library, 2007.