Nogala, D. (2017). Police science and police practice in Europe: Contributions to CEPOL European Police Research and Science Conferences - Bramshill, Münster, Traiskirchen, Badhoevedorp, Oslo and Lyon. European police science and research bulletin.
Cita Chicago Style (17a ed.)Nogala, Detlef. "Police Science and Police Practice in Europe: Contributions to CEPOL European Police Research and Science Conferences - Bramshill, Münster, Traiskirchen, Badhoevedorp, Oslo and Lyon." European Police Science and Research Bulletin 2017.
Cita MLA (9a ed.)Nogala, Detlef. "Police Science and Police Practice in Europe: Contributions to CEPOL European Police Research and Science Conferences - Bramshill, Münster, Traiskirchen, Badhoevedorp, Oslo and Lyon." European Police Science and Research Bulletin, 2017.