@book{6085,
	author = {Laffont, Jean-Jacques and Bonin, John P.},
	title = {Fundamentals of public economics},
	publisher = {The MIT Press},
	year = {1988},
	address = {Cambridge :},
	url = {https://biblioeco.unsa.edu.ar/pmb/images/libros/L128637.jpg}
}