@book{283813,
	author = {Puchol, Luis, and Ongallo, Carlos,},
	title = {El libro del emprendedor :},
	publisher = {Díaz de Santos,},
	year = {2012.},
	address = {Madrid, [España] :},
	edition = {Cuarta edición.},
	url = {https://www.digitaliapublishing.com/a/136228/}
}