000 00314nam a2200121Ia 4500
008 190107s9999 xx 000 0 und d
020 _a9788122436631
100 _aVirendra kumar
245 0 _aDigital techonogly:principles and pratice 2nd edition
260 _bNew Age International
365 _b395/-
942 _cBK
999 _c403
_d403