@book{113009,
	author = {Puerto Rico. Administración de Asuntos Federales de Puerto Rico.},
	title = {Puerto Rico proceso plebiscitario 1989-1991 = Puerto Rico political status referendum 1989-1991},
	editor = {Ramallo Bros.)},
	publisher = {[s.n.]},
	year = {1992},
	address = {[S.l.]}
}