000 00274nam a2200121 4500
020 _a9788120342842
082 _a005.42
_bGOY/S
100 _aGoyal, Arunesh
245 _asystem analysis and design
260 _aNewdelhi
_bPHI Learning
_c2011
300 _a216p
942 _cBK
999 _c45333
_d45333