APA (7th ed.) Citation

Arlon, Shalev, & Mack. (2003). Encyclopedia of people. Dorling Kindersley.

Chicago Style (17th ed.) Citation

Arlon, Shalev, and Mack. Encyclopedia of People. London: Dorling Kindersley, 2003.

MLA (8th ed.) Citation

Arlon, et al. Encyclopedia of People. Dorling Kindersley, 2003.