@book{163610,
	author = {Bobbio, Norberto, and Revilla Guzmán, Carmen.},
	title = {La duda y la eleccion},
	publisher = {Edicciones Paidos Iberica},
	year = {1998.},
	series = {Paidós Estado y sociedad},
	address = {Barcelona, Espana}
}