APA (7th ed.) Citation

Geddes, D., & Bove, J. (1992). Geometry in the middle grades. National Council of Teachers of Mathematics.

Chicago Style (17th ed.) Citation

Geddes, Dorothy, and Julianna Bove. Geometry in the Middle Grades. Reston, Va.: National Council of Teachers of Mathematics, 1992.

MLA (9th ed.) Citation

Geddes, Dorothy, and Julianna Bove. Geometry in the Middle Grades. National Council of Teachers of Mathematics, 1992.