@book{82514,
	author = {Griffith, Owen M., and Valle Caraballo, Carlos del,},
	title = {Gratitud y educación :},
	publisher = {Narcea, S. A. de Ediciones,},
	year = {[2020]},
	series = {Colección Educación hoy},
	address = {Madrid :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/67318/}
}