RT Book T1 The rise of proactive police strategies: an alternative approach to bureaucratics rationalization and rural-urban crime differentials A1 Karr, Jon T. LA English PP Ann Arbor, Mich. PB Univ. Microfilms International YR 1978 UL https://krimdok.uni-tuebingen.de/Record/1093202734 K1 Hochschulschrift