@book{5110,
	author = {Napoleoni, Claudio and Bramon, Dolors},
	title = {Fisiocracia, Smith, Ricardo, Marx},
	publisher = {Oikos-tau},
	year = {1974},
	address = {Barcelona :},
	url = {https://biblioeco.unsa.edu.ar/pmb/images/libros/L128534.jpg}
}