@book{42982,
	author = {Popson, Nancy and  Woodrow Wilson International Center for Scholars},
	title = {Demography, migration, and tolerance :},
	publisher = {Woodrow Wilson International Center for Scholars, Kennan Institute,},
	year = {2010.},
	address = {Washington, D.C. :},
	note = {"Woodrow Wilson International Center for Scholars, Comparative Urban Studies Project"--Cover.},
	url = {http://www.wilsoncenter.org/topics/pubs/No5_DemogMigrTol.pdf}
}