00334nam a2200133Ia 4500008004100000020001800041082001000059082001000069100001500079245004100094260001300135260004300148260000900191230118s9999||||xx |||||||||||||| ||und||  a0-07-451889-5  a658.5  bCHA/P  as.nbchary 0aproduction and operations management  anewdelhi  btata mcgrawhill publishing company ltd  c1988