Gerver, R. K., Sgroi, R., Lynch, C., Hansen, M., & Molina, D. (1998). Geometry: An integrated approach. National Textbook Company.
Cita Chicago (17th ed.)Gerver, Robert K., Richard Sgroi, Chicha Lynch, Mary Hansen, i David Molina. Geometry: An Integrated Approach. Illinois: National Textbook Company, 1998.
Cita MLA (8th ed.)Gerver, Robert K., et al. Geometry: An Integrated Approach. National Textbook Company, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.