@book{42221,
	author = {Batllori, Jorge,},
	title = {Gimnasia mental para mayores :},
	publisher = {Narcea, S. A. de Ediciones,},
	year = {[2014]},
	series = {Guías para la formación},
	address = {Madrid :},
	edition = {Primera edición en ebook (Pdf)},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/40864/}
}