Capeland, R. D. (1979). How children learn mathematics: Teaching implications of Piaget's research (3ª ed.). Macmillan.
Dyfyniad Arddull ChicagoCapeland, Richard D. How Children Learn Mathematics: Teaching Implications of Piaget's Research. 3ª ed. Macmillan, 1979.
Dyfyniad MLACapeland, Richard D. How Children Learn Mathematics: Teaching Implications of Piaget's Research. 3ª ed. Macmillan, 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.