00635nam a22001817a 4500 20120208175721.0 120208t xxu||||| |||| 00| 0 eng d 812032966X 225.00 B-227957 DPL ENG Tiwari, N.K., Shandilya, Shishir K. 41264 Operation Research / by N.K. Tiwari New Delhi PHI 2006 xiii, 292p. 22cms Shandilya, Shishir K. 41265 ddc EN 003 TIW 62335 62335 0 0 ddc 0 0 NFIC ZLS ZLS GEN 2012-02-08 225.00 1 2 003 TIW B-227957 2019-07-10 00:00:00 2019-05-10 225.00 2012-02-08 EN