@book{34130,
	author = {Colombia. and Ospina Colmenares, Alexandra.},
	title = {Normas de los servicios publicos domiciliarios :},
	publisher = {Giro Editores,},
	year = {1996.},
	series = {Colección Compucódigo},
	address = {Bogotá :},
	edition = {2a.},
	note = {Incluye indice general.}
}