000 00366pam a2200157a 44500
008 230515b2011 xxu||||| |||| 00| 0 eng d
020 _a9788121902816
041 _aENGLISH
082 _a001.4
100 _aGUPTA P.K./HIRA D.S.
245 _aOPERATION RESEARCH
250 _a2014
260 _aNEW DELHI
_bS .CHAND
_c2011
300 _a1498P.
650 _aNULL
999 _c610183
_d610183