Hatfield, M. M. (2000). Mathematics methods for elementary and middle school teachers (4th ed.). New York: John Wiley and Sons.
Styl ChicagoHatfield, Mary M. Mathematics Methods for Elementary and Middle School Teachers. 4th ed. New York: John Wiley and Sons, 2000.
Citace podle MLAHatfield, Mary M. Mathematics Methods for Elementary and Middle School Teachers. 4th ed. New York: John Wiley and Sons, 2000.
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