RT Article T1 The helping hand of the law: police control of citizens on request JF Criminology VO 38 IS 2 SP 307 OP 342 A2 Mastrofski, Stephen D. A2 Snipes, Jeffrey B. A2 Parks, Roger B. A2 Maxwell, Christopher D. LA English YR 2000 UL https://krimdok.uni-tuebingen.de/Record/1640079998 K1 Polizeiarbeit K1 Polizeieinsatz K1 Bürgererwartungen K1 USA DO 10.1111/j.1745-9125.2000.tb00892.x