@book{29704,
	author = {Vallejo, César,},
	title = {Los heraldos negros /},
	publisher = {www.Linkgua.com,},
	year = {2011. },
	series = {Poesía.},
	address = {Barcelona :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/14981/}
}