000 00307nam a2200133Ia 4500
008 231227s9999||||xx |||||||||||||| ||und||
020 _a9789385935145
082 _a658.4034 SHA
100 _aJ K Sharma
245 0 _aOperation Research
260 _bTrinity
_c2023
_aNew Delhi
300 _a943
942 _cBK
999 _c2620
_d2620