@book{87421,
	author = {Álvarez, Francisco,},
	title = {Verbos de vida :},
	publisher = {PPC ; },
	year = {[2014]},
	address = {Boadilla del Monte (Madrid) :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/85849/}
}