APA (7th ed.) Citation

Hamilton, G., & Jones, B. (2010). Encyclopedia of contemporary writers and their works. Facts On File.

Chicago Style (17th ed.) Citation

Hamilton, Geoff, and Brian Jones. Encyclopedia of Contemporary Writers and Their Works. New York: Facts On File, 2010.

MLA (9th ed.) Citation

Hamilton, Geoff, and Brian Jones. Encyclopedia of Contemporary Writers and Their Works. Facts On File, 2010.