RT Book T1 Undercover: police surveillance in comparative perspective A2 Fijnaut, Cyrille 1946- A2 Marx, Gary T. LA English PP The Hague Boston PB Kluwer Law International YR 1995 UL https://krimdok.uni-tuebingen.de/Record/279013795 NO Includes bibliographical references CN HV8080.U5 SN 9041100156 K1 Undercover operations K1 Criminal Investigation K1 Police Patrol : Surveillance operations K1 Criminal investigation K1 Police patrol : Surveillance operations K1 Verdeckte Ermittlung : Kriminalität : Bekämpfung : Rechtsvergleich