@book{29020,
	author = {Coll, César,},
	title = {Psicología de la educación virtual :},
	publisher = {Ediciones Morata,},
	year = {2008.},
	series = {Colección Psicología. Manuales},
	address = {Madrid :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/13514/}
}