000 00481nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a371.26
_bEd24(20)
100 _aLord F M
110 _aEducational Testing Service. Princeton
245 _aEmpirical trial of methods for estimating the distribution of true scores
260 _aPricenton
_bETS
_c1958
300 _a12p.
650 _aEducational measurements
942 _cBK
999 _c39746
_d39746