@book{64175,
	author = {Contreras Espinosa, Ruth S. and Contreras Espinosa, Ruth S.},
	title = {Juegos multijugador :},
	publisher = {Universitat Oberta de Catalunya, },
	year = {2014},
	address = {[Madrid, España] :},
	url = {https://public.digitaliapublishing.com/a/36945}
}