@book{94247,
	author = {Cepeda, Eduardo. and e-libro, Corp.},
	title = {Portafolio de consumo},
	publisher = {Instituto Nacional de Estadísticas y Censos,},
	year = {2011.},
	address = {Quito :},
	url = {https://elibro.net/ereader/politecnicointernacional/96204}
}