000 00319nam a2200121Ia 4500
008 160930s9999 xx 000 0 und d
020 _a9788189913151
100 _aSharma, Ritu (ed)
245 _aEducational Research and Statistics
260 _aNew Delhi
_bAlfa Publications
_c2010
300 _a304P.;18CM
942 _cBK
999 _c4052
_d4052