@book{8211,
	author = {Biagi, Shirley and Soto Estrada, Jose},
	title = {Impacto de los medios :},
	publisher = {Thomson,},
	year = {2004},
	address = {México. :},
	edition = {7a ed.},
	note = {Traduccion de : Media / Impact : An introduction to mass media}
}