000 00335nam a2200097Ia 4500
008 230915s9999 xx 000 0 und d
050 _aQA135.5.P88
100 _aDONALD L.CHAMBERS
245 0 _aPUTTING RESEARCH INTO PRACTICE IN THE ELEMENTARY GRADES: READING FROM JOURNALS OF THE NATIONAL COUNCIL TEACHERS OF MATHEMATICS
942 _cBK
999 _c185119
_d185119