@book{6884,
	author = {Kumar, Dhirendra and Valencia Villa, Jaime},
	title = {Six sigmas las mejores prácticas :},
	publisher = {Panamericana :},
	year = {2009.},
	series = {Temas gerenciales},
	address = {Bogotá :},
	edition = {1a. ed.},
	note = {Título original : Six sigma best practices}
}