APA (7th ed.) Citation

Serra, M. (2003). Discovering geometry: An investigative approach (3rd ed.). Key Curriculum Press.

Chicago Style (17th ed.) Citation

Serra, Michael. Discovering Geometry: An Investigative Approach. 3rd ed. Emeryville, CA: Key Curriculum Press, 2003.

MLA (9th ed.) Citation

Serra, Michael. Discovering Geometry: An Investigative Approach. 3rd ed. Key Curriculum Press, 2003.