Media type: E-Article Title: Contemporary Challenges to Security Sciences Contributor: Rak, Joanna Published: Wydawnictwo Adam Marszalek, 2020 Published in: Polish Political Science Yearbook, 49 (2020) 3, Seite 189-191 Language: Not determined DOI: 10.15804/ppsy2020312 ISSN: 0208-7375 Keywords: General Medicine Origination: Footnote: Access State: Open Access