000 00273nam a22001097a 4500
082 _23rd ed.
_a658.4
_bCHA
100 _aChauhan, A.S.;Vaishwanar, R.S.& Keswani
245 _aManagement of Systems
260 _aNew delhi
_bJain Brothers
_c1999
300 _a632p.
942 _cBK
999 _c23674
_d23674