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Suche nach: Autor / Beteiligte = DeVries, Rheta und Sammlung = UB Paderborn
  • Titelblatt
    Piaget, children, and number
    applying Piaget's theory to the teaching of elementary number
    Kamii, Constance ; DeVries, Rheta
    2. Print, Washington, DC : National Association for the Education of Young Children, 1978