@book{111421,
	author = {Polanco-Abreu, Santiago.},
	title = {The economic development of Puerto Rico.},
	publisher = {Office of the Commonwealth of Puerto Rico},
	year = {1966.},
	series = {Puerto Rico booklets},
	address = {Washington, D.C.},
	note = {"Speech delivered before the Society for International Development, Washington, D.C., February 24, 1965".}
}