International perspectives of crime prevention / 11 Contributions from the 12th Annual International Forum 2018 within the German Congress on Crime Prevention and from the International Conference on Prevention of Violence and Extremism (PV&E) / Eds. Claudia Heinzelmann and Erich Marks ; with contributions from Dirk Baier [und 13 weiteren] - Baier, Dirk (International perspectives of crime prevention, 2020)