@book{39719,
	author = {Estupiñan, Jairo G and Hernández Córdoba, Ángela},
	title = {Proyecto :},
	publisher = {Universidad San Tomás,},
	year = {2006.},
	series = {Dossier 1},
	address = {Bogotá D.C, colombia :},
	note = {Incluye Indice.}
}