@book{52550,
	author = {Gould, W. T. S.},
	title = {Population and development /},
	publisher = {Routledge,},
	year = {2009.},
	series = {Routledge perspectives on development},
	address = {London :},
	url = {http://www.loc.gov/catdir/toc/ecip0821/2008025195.html}
}