@book{42331,
	author = {Costa, Ricardo L.,},
	title = {Hacer la diferencia :},
	publisher = {Eduvim,},
	year = {[2015]},
	series = {Colección Poliedros},
	address = {Villa María, Córdoba :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/41006/}
}