@book{33142,
	author = {Gujarati, Damodar. and Mayorga Torrado, Victor Manuel,},
	title = {Econometria /},
	publisher = {McGraw-Hill,},
	year = {1992.},
	address = {Bogotá :},
	edition = {2a ed.},
	note = {Titulo original. Basic econometrics.Incluye ejercicios.}
}