@book{115777,
	author = {Coll y Toste, Cayetano, and Chanca Alvarez, Diego.},
	title = {Colón en Puerto-Rico},
	publisher = {Tip. al vapor de La Correspondencia},
	year = {1893.},
	address = {Puerto Rico},
	note = {Carta del doctor Chanca : p.36-38.}
}