000 00528nam a2200157Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a371.26
_bRb-68-48
100 _aRothenberg B B
245 _aPreschool children's understanding of the coordinated concepts of distance, movement number and time
260 _aNew Jersey
_bETS
_c1968
440 _aEducational Testing Service. Princeton : Research bulletin; 48
650 _aEducational tests and measurements
942 _cBK
999 _c92450
_d92450