000 00268nam a2200109Ia 4500
008 211122s9999 xx 000 0 und d
100 _aPREM SINGH
245 0 _aINFORMATION TECHNOLOGY AND ELECTRONIC SYSTEMS
260 _bDHANAPAT RAI
365 _b124.00
942 _cBK
999 _c66255
_d66255