000 00280nam a2200109Ia 4500
008 230210s9999 xx 000 0 und d
100 _aSharma,R.A.
_918987
245 0 _aEducational Technology And Management
260 _bSurya Publication
_c2010
300 _a652
942 _cBK
999 _c118487
_d118487