00289nam a2200109 a 450000500170000002000150001708200160003210000200004824500460006826000380011430000270015220251203110931.0  a0070994250  a519.72bLOO  aLoomba, Paul. N  aLinear programmingbintroductory analysis  aNew DelhibTata mcgraw hillc1964  axvic284p.c24 cm.cPB