000 00325nam a2200157Ia 4500
020 _aNULL
082 _a519
100 _aGupta, P. K. / Manmohan
245 0 _aProblems In Operations Research
250 _a-
260 _aN. Delhi
_bSultan Chand & Sons
300 _a861
500 _a137
650 _a-
942 _cBK
999 _c24770
_d24770