@book{32103,
	author = {Ayala Martínez, Carlos de.},
	title = {Fernando III, tiempo de cruzada /},
	publisher = {Sílex,},
	year = {c2012.},
	series = {Serie Historia medieval},
	address = {Madrid :},
	edition = {1. ed.},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/18981/}
}