00433nam a2200145Ia 4500008004100000020001800041082001500059100002200074245002400096260004000120300001300160942000700173952009000180999001700270190710s9999    xx            000 0 und d  a81-219-0281-9  a658.4034 G  aGupta, Prem Kumar 0aOperations research  aNew DelhibS. Chand & Companyc2014  axii,1418  cBK  00104070aRIEBPLbRIEBPLd2019-07-10l0o658.4034 Gp62597r2019-07-10 00:00:00yBK  c30048d30048