http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Best practices to address community gang problems
Office of Juvenile Justice and Delinquency Prevention's Comprehensive Gang Model
Office of Juvenile Justice and Delinquency Prevention.
1 online resource (63 unnumbered pages) : illustrations
Title from PDF title screen (ncjrs.gov, viewed Dec. 20, 2010).
"Comprehensive Gang Model developed by Dr. Irving Spergel and his colleagues at the University of Chicago"--Acknowledgments.
Includes bibliographical references (pages 50-51).
"This document was prepared by the National Gang Center under cooperative agreement number 2007-JV-FX-0008 from the Office of Juvenile Justice and Delinquency Prevention (OJJDP)."