@book{73018,
	author = {Jensen, Klaus Bruhn},
	title = {La semiótica social de la comunicación de masas /},
	publisher = {Bosch Comunicación,},
	year = {1997      },
	series = {Bosch Comunicación ; },
	address = {Barcelona :},
	note = {Título original: The social semiotics of mass communication.}
}