@book{206771,
	author = {Vega Rivera, Luz María},
	title = {Contribuciones de Puert Rico},
	publisher = {s.n.]},
	year = {2007.},
	address = {[S.l.},
	edition = {6. ed.},
	note = {"99-28P-01A-206"--T.p. verso.}
}