@book{26594,
	author = {Alvarez Zarate, José Manuel. and Gómez Higuera, John Jairo},
	title = {ALCA y TLC con Estados Unidos :},
	publisher = {Universidad Externado de Colombia,},
	year = {2004.},
	address = {Bogotá :},
	note = {Incluye anexos.}
}