@book{89737,
	author = {Ludwig, Jens. and ebrary, Inc.},
	title = {Evaluating gun policy},
	publisher = {Brookings Institution Press,},
	year = {c2003.},
	address = {Washington, D.C. :},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=10063868}
}