000 00309nam a2200133Ia 4500
008 180611s9999||||xx |||||||||||||| ||und||
041 _aen
082 _a658.4034
100 _aS.Frederrick,Hiller
245 0 _aOperation research
260 _bNewdelhi: CBS pub
_c2000
300 _a11,800 pag
942 _cLL
999 _c24833
_d24833