@book{1080,
	author = {Levenson, Albert M. and Solon, Babette},
	title = {Manual de teoria de los precios},
	publisher = {Amorrortu Editores},
	year = {1967},
	address = {Buenos Aires :},
	url = {https://biblioeco.unsa.edu.ar/pmb/images/libros/Manual de Teoria de los Precios.jpg}
}