@book{254938,
	author = {Spergel, Irving A., and University of Chicago.},
	title = {Evaluation of the Tucson comprehensive community-wide approach to Gang Prevention, Intervention and Suppression Program /},
	publisher = {School of Social Service Administration, University of Chicago,},
	year = {2004.},
	address = {Chicago, Illinois :},
	note = {"October, 2004."},
	url = {http://purl.fdlp.gov/GPO/gpo71878}
}