APA (7th ed.) Citation

Ross, C. A. (1989). Crocodiles and alligators. Facts on File.

Chicago Style (17th ed.) Citation

Ross, Charles A. Crocodiles and Alligators. New York: Facts on File, 1989.

MLA (9th ed.) Citation

Ross, Charles A. Crocodiles and Alligators. Facts on File, 1989.