000			00349nam a2200157Ia 4500
005			20250425161432.0
008			250425s9999 xx 000 0 und d
041			_aeng
082			_a658.4
245		0	_aOPERATIONS PLANNING AND CONTROL
250			_aS.E.
260			_aS.L.
260			_aSin Pais _bPREN _c1971
942			_c01
010			_a20224
999			_c209176 _d209176