@book{51910,
	author = {García Fernández, Rosa María, and Herrerías Velasco, José M.,},
	title = {Econometría :},
	publisher = {Pirámide,},
	year = {2017.},
	series = {Economía y empresa},
	address = {Madrid :},
	url = {https://elibro.net/ereader/politecnicointernacional/105569}
}