@book{142129,
	author = {Duero, Javier, 1970-},
	title = {Contexto Ecuador:},
	year = {19 may. 2013},
	address = {Guayaquil},
	url = {http://www.telegrafo.com.ec/ediciones-impresas/cartonpiedra/doc_download/2747-carton-piedra-19-de-mayo-de-2013.html}
}