000 00279nam a2200121Ia 4500
008 200608s9999 xx 000 0 und d
082 _a658.4
_bYAD.O
100 _aYadav s r
245 0 _aOperations research
260 _aNEW DELHI
_bOUP
_c2014
300 _a691p
942 _cBK
_2DDC
999 _c7588
_d7588