@book{23867,
	author = {Biaggi, Virgilio, and Madruga de Piferrer, Lucila,},
	title = {Las aves de Puerto Rico /},
	publisher = {Universidad de Puerto Rico,},
	year = {1974.},
	address = {Puerto Rico :},
	edition = {2a ed. rev.},
	note = {Incluye índice}
}