@book{43847,
	author = {Schifter, Isaac,},
	title = {La huella invisible :},
	publisher = {Fondo de Cultura Económica,},
	year = {2012.},
	series = {La ciencia para todos ;},
	address = {Ciudad de México :},
	edition = {Primera edición en libro electrónico.},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/161204/}
}