RT Book T1 Improving police - community relations T2 Prescriptive package A1 Wasserman, Robert A1 Gardner, Michael P. A1 Cohen, Alana S. LA English PP Washington, D.C. PB U.S. Dept. of Justice [u.a.] YR 1974 UL https://krimdok.uni-tuebingen.de/Record/1098494415