000			00494nab a2200145 4500
005			20260520000245.0
008			260224s xxu
245	0	0	_aMastering six sigma _bBy embracing this strategic business improvement model, utilities can reap great benefits
270			_a12/09/06 ; 02/11/2005
300			_a6 p.
773	0		_tAmerican Gas _gVol. 87, no. 7 (agos./sept. 2005) ; p. 13-18
942			_cARTICULO
100	1		_aRyan, Karen _920417
999			_c178406 _d178406