APA (7th ed.) Citation

Cornwell, B., Case, D., & Davidson, F. (2010). Sharpe's siege. Blackstone Audio.

Chicago Style (17th ed.) Citation

Cornwell, Bernard, David Case, and Frederick Davidson. Sharpe's Siege. [Ashland, Or.]: Blackstone Audio, 2010.

MLA (9th ed.) Citation

Cornwell, Bernard, et al. Sharpe's Siege. Blackstone Audio, 2010.