@book{38923,
	author = {Gutierrez R., Nestor Alfonso.},
	title = {El Convenio "Andrés Bello"},
	publisher = {[s.n.]},
	year = {1980.},
	address = {Bogotá, D.E.},
	note = {Thesis--Pontificia Universidad Javeriana, Bogotá.}
}