@book{317,
	author = {Crespin Elias, Elner Osmín},
	title = {Desigualdad salarial y rendimientos de la educación en el salvador (2004-2008)},
	publisher = {UFG, Editores;},
	year = {2011},
	address = {San salvador, El salvador:},
	edition = {1a ed.}
}