000			00349nam a2200133Ia 4500
008			211109s9999||||xx |||||||||||||| ||und||
082			_a658.4034 _bGUP-O
100			_aGupta, Prem Kumar
245		0	_aOperations Research
260			_bS Chand & Company _aNew Delhi _c1976
630			_xPOST GRADUATE REFERENCE
650			_vManagement
942			_cBOOK
999			_c46117 _d46117