DPT - Deutscher Präventionstag. (2023). The Cologne Declaration of the 26th German Prevention Congress. International perspectives of crime prevention ; 12: Contributions from the 13th Annual International Forum 2019 and 14th Annual International Forum 2021 within the German Prevention Congress, 231-234. doi:10.15496/publikation-108368
Chicago-Zitierstil (17. Ausg.)DPT - Deutscher Präventionstag. "The Cologne Declaration of the 26th German Prevention Congress." International Perspectives of Crime Prevention ; 12: Contributions from the 13th Annual International Forum 2019 and 14th Annual International Forum 2021 Within the German Prevention Congress 2023: 231-234. https://doi.org/10.15496/publikation-108368.
MLA-Zitierstil (9. Ausg.)DPT - Deutscher Präventionstag. "The Cologne Declaration of the 26th German Prevention Congress." International Perspectives of Crime Prevention ; 12: Contributions from the 13th Annual International Forum 2019 and 14th Annual International Forum 2021 Within the German Prevention Congress, 2023, pp. 231-234, https://doi.org/10.15496/publikation-108368.
