@book{72150,
	author = {Urbano Pulido, David and Urbano Pulido, David},
	title = {Invitación al emprendimiento},
	publisher = {Universitat Oberta de Catalunya, },
	year = {2008},
	address = {[Madrid, España] :},
	url = {https://public.digitaliapublishing.com/a/20248}
}