@book{20756,
	author = {Wooldridge, Jeffrey M. and Dávila, Francisco Javier,},
	title = {Introducción a la Econometria :},
	publisher = {Internacional Thompson Editores,},
	year = {2001.},
	address = {[Place of publication not identified] :},
	note = {Incluye Bibliografía e Indice.}
}