000 00255nam a2200109Ia 4500
008 230125s9999 xx 000 0 und d
100 _aSHARMA R.A
_914581
245 0 _aEDUCATIONAL TECHNOLOGY
260 _bSURYA PUB.
_c2008
300 _a400
942 _cBK
999 _c110621
_d110621