@book{104594,
	author = {Ramírez Cebollero, Luis,},
	title = {La puerta de cristal /},
	publisher = {Arco/Libros, S. L.,},
	year = {[2011]},
	series = {Serie Lecturas graduadas },
	address = {Madrid :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/138329/}
}