@book{23745,
	author = {Riveros Castañeda, Erika Alcira and Garzón Ortíz, Edgar Fernando},
	title = {La Ley de Okun en la Economía del Meta 1990-2005 /},
	publisher = {Unillanos,},
	year = {2008.},
	address = {Villavicencio :}
}