@book{3996,
	author = {Beccaria, Luis A. and Minujin, Alberto},
	title = {Cuesta abajo},
	publisher = {UNICEF},
	year = {1992},
	address = {Buenos Aires :},
	url = {https://www.biblioeco.unsa.edu.ar/pmb/images/libros/L127180.jpg}
}