@book{6021,
	author = {González Requena, Jesús and Ortiz de Zárate, Amaya},
	title = {El espot publicitario :},
	publisher = {Ediciones Catedra,},
	year = {2007.},
	series = {Signo e imagen; },
	address = {Madrid :},
	edition = {3ra ed.}
}