000 00311nam a2200121Ia 4500
008 221001s9999 xx 000 0 eng d
082 _a519.72 NAR
100 _aNarag, A. S.
245 0 _aLinear programming and decision making
260 _aNew Delhi
_bSultan Chand
300 _aviii, 147p.
942 _2ddc
_cBK
999 _c24702
_d24702