000 00298nam a2200121Ia 4500
005 20240829144624.0
008 240829s9999 xx 000 0 und d
041 _aeng
100 _aGoyal, a.
245 _aSystems analysis and design
260 _aNew Delhi
_bPHI learning pvt.
_c2011
300 _a216
999 _c57454
_d57454