@book{1090,
	author = {Nelson Ernesto López Jiménez},
	title = {Retos Para La Construccion Curricular: De La Certeza Al Paradigma De La Incertidumbre Creativa / },
	publisher = {Editorial Magisterio.},
	year = {2004},
	address = {Bogota,Colombia : },
	edition = {3 ed.}
}