@book{20,
	author = {Pombo, Rafael, and Caballero, Antonio,},
	title = {Cuentos de Pombo},
	publisher = {Panamericana},
	year = {2013},
	series = {Leer es mi cuento },
	address = {Bogotá },
	edition = {Edición especial para el Ministerio de Cultura}
}