@book{6068,
	author = {Breit, William and Hochman, Harold M.},
	title = {Microeconomía},
	publisher = {Interamericana},
	year = {1973},
	address = {México :},
	edition = {2a. ed.},
	url = {https://biblioeco.unsa.edu.ar/pmb/images/libros/L128629.jpg}
}