Puerto Rico - The World Factbook

The World Factbook - Google Books

South America — Blog, Pedal Chile

Puerto Rico - The World Factbook

File:Comparison gender life expectancy CIA factbook.svg - Wikipedia

FAQ: What is Puerto Rico? Is it part of the United States

The World Factbook (1990)/Martinique - Wikisource, the free online

Puerto Rico

Puerto Rico - The World Factbook

The islands of American Samoa (CIA World Factbook, 2007