@book{61342,
	author = {Snowden, Edward Joseph, and Cruz Santaella, Esther},
	title = {Vigilancia permanente /},
	publisher = {Planeta Colombiana S.A.,},
	year = {2019},
	address = {Bogotá, Colombia :},
	edition = {Primera edición},
	note = {Incluye datos biográficos del autor}
}