APA (7th ed.) Citation

Fforde, J., & Lee, J. (2009). Shades of grey: A novel (Unabridged.). Penguin Audio.

Chicago Style (17th ed.) Citation

Fforde, Jasper, and John Lee. Shades of Grey: A Novel. Unabridged. [New York]: Penguin Audio, 2009.

MLA (9th ed.) Citation

Fforde, Jasper, and John Lee. Shades of Grey: A Novel. Unabridged. Penguin Audio, 2009.

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