@book{87181,
	author = {Ordóñez Fernández, Feliciano F., and González Fernández, Juan.},
	title = {Estadística descriptiva paso a paso :},
	publisher = {Pirámide,},
	year = {2021.},
	series = {Economía y empresa},
	address = {Madrid :},
	url = {https://elibro.net/ereader/politecnicointernacional/215449}
}