@book{21108,
	author = {Díaz Fernández, Montserrat. and Llorente Marrón, María del Mar,},
	title = {Econometría /},
	publisher = {Pirámide,},
	year = {2013.},
	series = {Economía y empresa},
	address = {Madrid :},
	edition = {4a. edición.},
	url = {https://elibro.net/ereader/politecnicointernacional/49038}
}