@book{56357,
	author = {Huggins, Laura E., and ebrary, Inc.},
	title = {Population puzzle},
	publisher = {Hoover Institution Press,},
	year = {c2004.},
	series = {Hoover Institution Press publication ;},
	address = {Stanford, Calif. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10622914}
}