@book{11731,
	author = {Mattelart, Armand. and Blanco, Félix},
	title = {Los medios de comunicación en tiempos de crisis/},
	publisher = {Siglo XXI  },
	year = {1979},
	series = {Sociología y política.},
	address = {México },
	edition = {6a ed.}
}