APA (7th ed.) Citation

Berry, R. J., & Hallam, A. (1987). The Encyclopedia of animal evolution. Facts on File Publications.

Chicago Style (17th ed.) Citation

Berry, R. J., and A.,|d1933- Hallam. The Encyclopedia of Animal Evolution. New York: Facts on File Publications, 1987.

MLA (9th ed.) Citation

Berry, R. J., and A.,|d1933- Hallam. The Encyclopedia of Animal Evolution. Facts on File Publications, 1987.