Ritter, Nancy, <br/><br/>
Changing course :  preventing gang membership, executive summary / 
 Preventing gang membership, executive summary 
by Nancy M. Ritter, Thomas R. Simon, and Reshma R. Mahendra. 
 - 1 online resource (20 unnumbered pages) :  illustrations 
<br/><br/> "NCJ 239233"--Page [20]. 
<br/><br/>Includes bibliographical references (pages 15-18). 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gang prevention--United States.<br/>Gangs--United States.
<br/><br/><label>GPO Item No.: </label>0718-A (online) 
<br/><br/><label>Gov. Doc. Class. No.: </label>J 28.2:G 15/4/EXEC.SUM.