@book{3686,
	author = {Bernanke, Ben S. and Frank, Robert H.},
	title = {Principios de economía},
	publisher = {McGraw-Hill},
	year = {2007},
	address = {Madrid :},
	edition = {3a. ed.},
	url = {https://biblioeco.unsa.edu.ar/pmb/images/libros/L126648.jpg}
}