Title from title screen (viewed on Sept. 4, 2008). "Comprehensive Gang Model developed by Dr. Irving Spergel and his colleagues at the University of Chicago"--Acknowledgments. Includes bibliographical references (p. 35).
OCLC:
(OCoLC)252756882
Locations:
USUX851 -- Iowa State University - Parks Library (Ames)
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.