Hoc S. Tomasz Kuczur, The crime of espionage in Poland in the 20th and the 21st centuries. Criminal policy, scope of criminalization, systemic conditions Bydgoszcz 2020, 704 pages. osap [Internet]. 2021 Jun. 7 [cited 2024 Nov. 2];19(1):127-3. Available from: https://czasopisma.uni.opole.pl/index.php/osap/article/view/4120