RT Book T1 Directory of criminal justice information sources A1 Smith, Ollie L. A1 Caplan, Marc H. A1 Boston, Guy D. A2 Caplan, Marc H. A2 Boston, Guy D. LA English PP Washington, D.C. PB U.S. Dept. of Justice, LEAA, National Institute of Law Enforcement and Criminal Justice YR 1978 ED 2. ed. UL https://krimdok.uni-tuebingen.de/Record/1325646318