000 00289nam a2200133Ia 4500
008 170207s9999 xx 000 0 und d
082 _a002 RAV-O
100 _aRAVINDRAN
245 _aOPERATION RESEARCH
300 _a636
365 _b459
650 _aGeneral books
942 _cBOOKS
999 _c48437
_d48437