000			00379nam a2200133Ia 4500
008			211109s9999||||xx |||||||||||||| ||und||
082			_a658.5 _bGHO-E
100			_aGhosal, A
245		0	_aElements of Operational Research
260			_bS.Chand & Co _aDelhi
630			_xGENERAL STACK
650			_aTechnology _vGeneral management _xManagement & auxiliary services
942			_cBOOK
999			_c41606 _d41606