000 00277nam a2200121Ia 4500
008 200701s2009 xx 000 0 eng d
100 _aHiller fedricks
245 0 _aIntroduction to operation reaearch
250 _a8th
260 _bTMH
300 _a1061
942 _2ddc
_cGE
_01
999 _c4097
_d4097