APA (7th ed.) Citation

Gill, F. B., & Coe, J. E. (1989). Ornithology. Freeman.

Chicago Style (17th ed.) Citation

Gill, Frank B., and James E. Coe. Ornithology. New York: Freeman, 1989.

MLA (9th ed.) Citation

Gill, Frank B., and James E. Coe. Ornithology. Freeman, 1989.