@book{201999,
	author = {Astacio Méndez, Midiam, and Álvarez O'Neill, Juan},
	title = {Doctor Ramón Emeterio Betances},
	publisher = {La Voz del Centro},
	year = {c2006.},
	series = {Voces de la cultura .},
	address = {[San Juan, P.R.]},
	edition = {1a ed.}
}