Cita APA

De Villiers, M. D. (2003). Rethinking proof: With the Geometer's sketchpad. Key Curriculum Press.

Citación estilo Chicago

De Villiers, Michael D. Rethinking Proof: With the Geometer's Sketchpad. Emeryville, CA: Key Curriculum Press, 2003.

Cita MLA

De Villiers, Michael D. Rethinking Proof: With the Geometer's Sketchpad. Emeryville, CA: Key Curriculum Press, 2003.