000 00313nam a22001097a 4500
008 151009b xxu||||| |||| 00| 0 eng d
020 _a9788180545641
082 _a003GUP
100 _aGUPTTA P.K
245 _aPROBLEMS IN OPERATIONS RESEARCH[ METHODS AND SOLUTIONS]
260 _aNEW DELHI
_bSULTAN CHAND & SONS
_c2009
999 _c3429
_d3429