@book{30963,
	author = {Estrada, Juan A.,},
	title = {El sentido y el sinsentido de la vida :},
	publisher = {Editorial Trotta,},
	year = {c2010. },
	series = {Colección Estructuras y procesos.},
	address = {Madrid :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/17042/}
}