000 00343nam a2200145Ia 4500
008 200615s9999||||xx |||||||||||||| ||und||
020 _a9788120301627
082 _a650
_bPRI-W
100 _aWAGNER,HARVEY M
245 0 _aPRINCIPLES OF OPERATION RESEARCH
250 _a2ND
260 _aNew Delhi
_bPHI
_c2018
300 _a1033
942 _cBK
999 _c28005
_d28005