APA (7th ed.) Citation

Rittner, D. (2004). Encyclopedia of biology. Facts On File.

Chicago Style (17th ed.) Citation

Rittner, Don. Encyclopedia of Biology. New York: Facts On File, 2004.

MLA (9th ed.) Citation

Rittner, Don. Encyclopedia of Biology. Facts On File, 2004.

Warning: These citations may not always be 100% accurate.