@book{32785,
	author = {Betancourt Echeverry, Darío},
	title = {Enseñanza de la historia a tres niveles /},
	publisher = {Cooperativa Editorial Magisterio,},
	year = {1993},
	series = {Colección Mesa Redonda ;},
	address = {Santa Fé De Bogotá :},
	edition = {1 ed.}
}