000 00319nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aS.Kalavathy
245 0 _aOperations Research
250 _a1st Ed
260 _aChennai
260 _bMargham
260 _c2002
650 _aOperations Research
942 _cBK
999 _c22135
_d22135