Irving A. Spergel
Irving A. Spergel
6 ספרים במאגר
ספרים
Reducing Youth Gang ViolenceIrving A. Spergel
Reducing Youth Gang Violence
Irving A. Spergel · 2006
The youth gang problemIrving A. Spergel
The youth gang problem
Irving A. Spergel · 1995
Gang Suppression & InterventionIrving A. Spergel
Gang Suppression & Intervention
Irving A. Spergel · 1993
Community Problem SolvingIrving A. Spergel
Community Problem Solving
Irving A. Spergel · 1974
Racketville, Slumtown, HaulburgIrving A. Spergel
Racketville, Slumtown, Haulburg
Irving A. Spergel · 1964
Street gang workIrving A. Spergel
Street gang work
Irving A. Spergel · 1966