000 00291nam a22001337a 4500
003 OSt
082 _a658.4034 HIL
100 _aHillier Frederick S
245 _aIntroduction to Operation Research
250 _a9th ed.
260 _aNew Delhi
_bPEA
_c2010
300 _a1102
942 _2ddc
_cBK
999 _c3641
_d3641