APA (7th ed.) Citation

Gombrich, E. H., & Cosham, R. (2006). A little history of the world. Blackstone Audio.

Chicago Style (17th ed.) Citation

Gombrich, E. H., and Ralph Cosham. A Little History of the World. [Ashland, Or.]: Blackstone Audio, 2006.

MLA (9th ed.) Citation

Gombrich, E. H., and Ralph Cosham. A Little History of the World. Blackstone Audio, 2006.