000 00318nam a2200121Ia 4500
008 250409s9999 xx 000 0 und d
020 _a0-333-93646-9
082 _a3
_bSHA
100 _aSharma,J.K
245 0 _aOperation research:problems & solutions
260 _aVidhyanagar
_bMacMillan, Delhi
_c2002
365 _a245
999 _c249837
_d249837