@book{1759,
	author = {Haupt, Arthur and Population Reference Bureau.},
	title = {PRB's population handbook :},
	publisher = {Population Reference Bureau,},
	year = {c2011.},
	address = {Washington, DC :},
	edition = {6th edition},
	url = {https://www.prb.org/wp-content/uploads/2011/09/prb-population-handbook-2011.pdf}
}