APA (7th ed.) Citation

Gorini, C. A. (2009). The Facts on File geometry handbook (Revised edition.). Facts on File, Inc.

Chicago Style (17th ed.) Citation

Gorini, Catherine A. The Facts on File Geometry Handbook. Revised edition. New York, N.Y: Facts on File, Inc, 2009.

MLA (9th ed.) Citation

Gorini, Catherine A. The Facts on File Geometry Handbook. Revised edition. Facts on File, Inc, 2009.