RT Article T1 Security guards in Poland: qualifications, powers, protection and criminal resonsibility JF Aktualne problemy prawa karnego i kryminologii ; 6 SP 272 OP 282 A1 Zatyka, Elżbieta LA English YR 2014 UL https://krimdok.uni-tuebingen.de/Record/1505210291 SN 9788325563479 K1 Sicherheitsgewerbe K1 Polen