@book{558,
	author = {Gordillo, Agustín Alberto},
	title = {Tratado de derecho administrativo},
	publisher = {Macchi Grupo Editor},
	year = {1995},
	address = {Buenos Aires :},
	edition = {3a. ed.},
	url = {https://biblioeco.unsa.edu.ar/pmb/images/libros/L69564.jpg}
}