APA (7th ed.) Citation

White, P., Bowman, J. S., & Isserman, M. (2005). Exploration in the world of the Middle Ages, 500-1500. Facts on File.

Chicago Style (17th ed.) Citation

White, Pamela, John Stewart Bowman, and Maurice Isserman. Exploration in the World of the Middle Ages, 500-1500. New York: Facts on File, 2005.

MLA (9th ed.) Citation

White, Pamela, et al. Exploration in the World of the Middle Ages, 500-1500. Facts on File, 2005.