@book{263800,
	author = {Ferrer Santos, Urbano, and Seifert, Josef,},
	title = {Acción, deber, donación :},
	publisher = {Dykinson, S.L.,},
	year = {[2019]},
	address = {Madrid :},
	edition = {2a. edición.},
	url = {https://www.digitaliapublishing.com/a/76623/}
}