Andrews, A., & Trafton, P. R. (2002). Little kids--powerful problem solvers: Math stories from a kindergarten classroom. Heinemann.
Chicago Style aipamenaAndrews, Angela, and Paul R. Trafton. Little Kids--powerful Problem Solvers: Math Stories from a Kindergarten Classroom. Portsmouth, N.H: Heinemann, 2002.
MLA aipamenaAndrews, Angela, and Paul R. Trafton. Little Kids--powerful Problem Solvers: Math Stories from a Kindergarten Classroom. Heinemann, 2002.
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