RT Article T1 Citizen-Based Crime Control Activity and Victimization Risks: An Examination of Displacement and Free-Rider Effects JF Criminology VO 29 IS 3 SP 419 OP 439 A1 Miethe, Terance D. 1953- LA English YR 1991 UL https://krimdok.uni-tuebingen.de/Record/1912479915 DO 10.1111/j.1745-9125.1991.tb01073.x