@book{112061,
	title = {630 - Factura de exportación},
	publisher = {Legis Editores S.A.},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.legiscomex.com/BancoMedios/Documentos%20PDF/factura-exportacion-630-2014.pdf}
}