@book{81724,
	author = {Saldaña, Alfredo,},
	title = {La práctica de la teoría :},
	publisher = {RiL editores,},
	year = {2018.},
	address = {Santiago de Chile :},
	edition = {Primera edición.},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/65415/}
}