RT Book T1 Guardian angels / 2 Technical report : prepared for the U.S. Dep. of Justice, National Institute of Justice JF Guardian angels an assessment of citizen response to crime A1 Pennell, Susan A1 Curtis, Christine A1 Henderson, Joel H. A2 Curtis, Christine A2 Henderson, Joel H. LA English PP San Diego, CA PB San Diego Assoc. of Governments YR 1985 UL https://krimdok.uni-tuebingen.de/Record/1091115931