RT Article T1 The importance of randomized field trials JF Crime & delinquency VO 46 IS 2 SP 156 OP 180 A1 Boruch, Robert F. A2 Snyder, Brooke A2 DeMoya, Dorothy LA English YR 2000 UL https://krimdok.uni-tuebingen.de/Record/1526128640 K1 Kriminologische Forschung K1 Evaluation K1 Methodenfragen DO 10.1177/0011128700046002002