@book{9449,
	author = {Grant, Eugene L. and Leavenworth, Richard S., },
	title = {Control estadístico de calidad /},
	publisher = {CECSA, },
	year = {1990},
	address = {México, D.F. :},
	note = {Título original: Statistical quality control},
	url = {https://www.cicy.mx/sitios/sib/doctoelectronico/10193.pdf}
}