000 00455nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a371.26
_bRb-68-67
100 _aLord F M
245 _aStatistical adjustments when comparing preexiting groups
260 _c1968
440 _aEducational Testing Service. Princeton: Research bulletin; n
500 _ao 67
650 _aEducation
942 _cBK
999 _c92487
_d92487