@book{2470,
	author = {Helg, Aline and CASTANO, GONZALO and UNIVERSIDAD PEDAGOGICA NACIONAL},
	title = {La educación en Colombia : },
	publisher = {Plaza  Janés Editores Colombia S.A.},
	year = {2001},
	series = {Educación y Cultura},
	address = {Bogotá},
	edition = {2a ed.}
}