@book{25878,
	author = {García Fitz, Francisco.},
	title = {Edad media :},
	publisher = {Sílex,},
	year = {2003.},
	series = {Serie Historia},
	address = {Madrid :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/1323/}
}