000			00330nam a2200133Ia 4500
008			241226s9999 xx 000 0 und d
020			_a0
082			_a658.1 _bWAT
100			_aWaters Donald
245		0	_aOperation management
260			_aNew Delhi : _bCrest Publication House, _c2021.
350			_a195
650			_aManagement
999			_c166092 _d166092