@book{840,
	author = {Díaz, Vicente O.},
	title = {Impuesto de sellos},
	publisher = {Errepar},
	year = {2004},
	address = {Buenos Aires :},
	edition = {2a. ed},
	url = {https://biblioeco.unsa.edu.ar/pmb/images/libros/Impuesto de Sellos.jpg}
}