City Gangs by Walter Miller. This is a book that was not previously published. Scott Decker and his colleagues at Arizona State University re-typed, edited and indexed the manuscript that they acquired after Miller’s death. It makes a nice contribution to gang research.
The Gang Crime Prevention Center, Illinois, USA
Office of Juvenile Justice and Delinquency Prevention (OJJDP), US Department of Justice
Justice Information Center (NCJRS) Juvenile Justice, USA Documents on Gangs
Project Exit - Leaving Violent Youth Groups, Norway. Focus on racist youth groups