000 00278nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aSharma, R.A.
245 0 _aElementary Statistics In Education And Psychology
260 _aMeerut
_bRLB
_c2008
300 _a261p.
942 _cBK
999 _c12682
_d12682