@book{30001,
	author = {Céspedes, Carlos Manuel de,},
	title = {La carta de Colón anunciando el descubrimiento /},
	publisher = {www.Linkgua.com,},
	year = {2011. },
	series = {Leyes.},
	address = {Barcelona :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/15441/}
}