@book{38603,
	author = {Charry Urueña, Juan Manuel.},
	title = {El sistema normativo de la constitucion de 1991 /},
	publisher = {Temis,},
	year = {1997.},
	series = {Temis ;},
	address = {Bogotá :},
	edition = {2a ed. aumentada.},
	note = {Incluye notas al pie de pagina.}
}