Authors
Jarosław Kempa
Faculty of Economy, University of Gdańsk, Poland
Artur Roland Kozłowski
Law and Security Science Institute, WSB University in Gdańsk, Poland
© 2020 Jarosław Kempa, Artur Roland Kozłowski, published by NISPAcee
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.