@book{91455,
	author = {Weston, Anthony, and Malem, Jorge F.},
	title = {Las claves de la argumentación /},
	publisher = {Ariel,},
	year = {2003.},
	series = {Ariel ;},
	address = {Barcelona :},
	edition = {8a  ed.},
	note = {Traducción de: A rulebook for arguments.}
}