000 00283nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a519.72
100 _aVerma A P
245 0 _aOperations Research
250 _a7
260 _bS K Kataria And Sons,New Delhi
_c2013
942 _cBK
999 _c24153
_d24153