APA (7th ed.) Citation

Butcher, J., & Marsters, J. (2009). Death masks: A novel of the Dresden files. Penguin Audiobooks.

Chicago Style (17th ed.) Citation

Butcher, Jim, and James Marsters. Death Masks: A Novel of the Dresden Files. New York: Penguin Audiobooks, 2009.

MLA (8th ed.) Citation

Butcher, Jim, and James Marsters. Death Masks: A Novel of the Dresden Files. Penguin Audiobooks, 2009.

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