000 00303nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a519.72
100 _aPremkumar Gupta
245 0 _aProblems in Operations Research
250 _a1
260 _bS Chand And Company Ltd.,New Delhi
_c2005
942 _cBK
999 _c8713
_d8713