@book{6904,
	author = {Vivaldi, José Luis and Programa de Manejo de Zona Costanera (P.R.).},
	title = {Compendio enciclopédico de los recursos naturales de Puerto Rico},
	publisher = {Editorial Librotex},
	year = {1988.},
	address = {San Juan, P.R.},
	note = {Spanish and English.}
}