@book{4914,
	author = {Wooldridge, Jeffrey M. and Beyaert Stevens, Arielle},
	title = {Introducción a la econometría},
	publisher = {Thomson},
	year = {2006},
	address = {Madrid :},
	edition = {2a. ed.},
	url = {https://www.biblioeco.unsa.edu.ar/pmb/images/libros/L128232.jpg}
}