@book{335,
	author = {Newbold, Paul and Carlson, William L.},
	title = {Estadística para administración y economía},
	publisher = {Pearson Educación},
	year = {2008},
	address = {Madrid :},
	edition = {6a. ed.},
	url = {https://biblioeco.unsa.edu.ar/pmb/images/libros/L118328.jpg}
}