APA (7th ed.) Citation

O'Toole, C. (1990). Insects and spiders. Facts on File.

Chicago Style (17th ed.) Citation

O'Toole, Christopher. Insects and Spiders. New York: Facts on File, 1990.

MLA (9th ed.) Citation

O'Toole, Christopher. Insects and Spiders. Facts on File, 1990.