@book{111727,
	title = {Unión Aduanera de África Austral (SACU)},
	publisher = {Legis Editores S.A.},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.legiscomex.com/informacion-universidades-abc-del-comercio-internacional/sacu}
}