VILLIERS, M. D. (2003). Rethinking proof with the geometer's sketchpad. Emeryville, EE.UU: KEY CURRICULUM PRESS.
Citación estilo ChicagoVILLIERS, Michael D. Rethinking Proof With the Geometer's Sketchpad. Emeryville, EE.UU: KEY CURRICULUM PRESS, 2003.
Cita MLAVILLIERS, Michael D. Rethinking Proof With the Geometer's Sketchpad. Emeryville, EE.UU: KEY CURRICULUM PRESS, 2003.
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