@book{1153,
	title = {El Heraldo },
	editor = {Agustín Espinosa y Cia)},
	publisher = {El Heraldo, },
	year = {1842-1854 (},
	address = {Madrid : },
	url = {http://hemerotecadigital.bne.es/issn/1889-8963 }
}