00281nam a2200109Ia 4500008004100000041000800041082001900049100001500068245002400083250001100107260005300118231129s2005    xx            000 0 und d  aeng  a658.403405/WAG  aH.M.Wagner  aOperations Research  a2nd ed  aP.H.I. Ltd.New DelhibP.H.I. Ltd.New Delhic2005