APA (7th ed.) Citation

Griffin, W. E. B., & Butterworth, W. E. (2014). The assassination option (Unabridged.). Brilliance Audio, Inc..

Chicago Style (17th ed.) Citation

Griffin, W. E. B., and William E. Butterworth. The Assassination Option. Unabridged. Grand Haven, MI: Brilliance Audio, Inc., 2014.

MLA (9th ed.) Citation

Griffin, W. E. B., and William E. Butterworth. The Assassination Option. Unabridged. Brilliance Audio, Inc., 2014.