APA (7th ed.) Citation

Berry, R. J., & Hallam, A. (1989). The encyclopedia of animal evolution. Fact On File.

Chicago Style (17th ed.) Citation

Berry, R. J., and A. Hallam. The Encyclopedia of Animal Evolution. New York: Fact On File, 1989.

MLA (9th ed.) Citation

Berry, R. J., and A. Hallam. The Encyclopedia of Animal Evolution. Fact On File, 1989.