Grossnickle, F. E. (1968). Discovering meanings in elementary school mathematics. Holt.
Citación estilo ChicagoGrossnickle, Foster Earl. Discovering Meanings in Elementary School Mathematics. New York: Holt, 1968.
Cita MLAGrossnickle, Foster Earl. Discovering Meanings in Elementary School Mathematics. Holt, 1968.
Warning: These citations may not always be 100% accurate.