000 00294nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aJack D Callan
245 _a"IT in business,Composite book"
260 _bDelhi:Tata Mcgraw hill
300 _a374p.
650 _aComputer
999 _c1489
_d1489