RT Book T1 Criminal charges and drug use patterns of arrestees in the District of Columbia T2 DHEW publication ADM JF DHEW publication / ADM A1 Kozel, Nicholas J. A1 DuPont, Robert L. 1936- LA English PP Rockville, Md. PB U.S. dept. of Health, Education, and Welfare, National Institute on Drug Abuse YR 1977 UL https://krimdok.uni-tuebingen.de/Record/1098766229