@book{42564,
	author = {Berger, John, and Christie, J. R. R.},
	title = {Cuatro horizontes :},
	publisher = {GG, Editorial Gustavo Gili,},
	year = {[2015]},
	address = {Barcelona :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/41265/}
}