@book{43777,
	author = {United States. Central Intelligence Agency},
	title = {The 1997 CIA World Factbook},
	publisher = {Project Gutenberg,},
	year = {1999},
	address = {Salt Lake City, UT :},
	note = {Wikipedia page about this book: https://en.wikipedia.org/wiki/The_World_Factbook},
	url = {https://www.gutenberg.org/ebooks/1662}
}