Sansfaçon, D., Welsh, B., & Waller, I. (1999). Crime prevention digest II: Comparative analysis of successful community safety. International Centre for the Prevention of Crime.
Chicago-Zitierstil (17. Ausg.)Sansfaçon, Daniel, Brandon Welsh, und Irvin Waller. Crime Prevention Digest II: Comparative Analysis of Successful Community Safety. Montreal: International Centre for the Prevention of Crime, 1999.
MLA-Zitierstil (8. Ausg.)Sansfaçon, Daniel, et al. Crime Prevention Digest II: Comparative Analysis of Successful Community Safety. International Centre for the Prevention of Crime, 1999.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.