@book{250169,
	author = {Claxton, Guy, and Lucas, Bill,},
	title = {Para educar a Ruby :},
	publisher = {Narcea, S.A. de Ediciones,},
	year = {[2016]},
	series = {Educadores XXI},
	address = {Madrid :},
	url = {https://www.digitaliapublishing.com/a/47310/}
}