@book{4827,
	author = {Lang, Víctor Manuel},
	title = {Activos y pasivos intangibles},
	publisher = {Osmar D. Buyatti},
	year = {2017},
	address = {Buenos Aires :},
	url = {https://www.biblioeco.unsa.edu.ar/pmb/images/libros/L128075.jpg}
}