00655nam a22002177a 4500 994 994 015514 OSt 20210309155121.0 140606b xxu||||| |||| 00| 0 eng d 8121909696 CUCK eng CUCK CUCK T 57.6 .G87 1261 Gupta, P. K 1933- (Prem Kumar), Problems in Operations Research principles and solutions Gupta Kumar Prem Er and Hira D.S DR 1st edition New Delhi: S. Chad & Company, 1991. xi,1202p.: ill.; operations research 1011 1262 Hira D.s. Dr lcc MON 0 0 lcc 0 0 001 001 2014-06-06 31 5 T 57.6 .G87 1991 015514 2026-04-23 18:36:17 2026-04-21 1 2014-06-06 SHTL