@book{276287,
	author = {Pérez Toro, María de los Milagros,},
	title = {Homenaje a Ramón Zapata Acosta /},
	publisher = {Horizontes, Pontificia Universidad Católica de Puerto Rico,},
	year = {1993.},
	series = {Horizontes ;},
	address = {Ponce, Puerto Rico :}
}