RT Article T1 Crack Abusers and Noncrack Drug Abusers: A Comparison of Drug Use, Drug Sales, and Nondrug Criminality A1 Johnson, Bruce D. A1 Dunlap, Eloise A1 Elmoghazy, Elsayed A2 Dunlap, Eloise A2 Elmoghazy, Elsayed LA English PB American Society of Criminology YR 1990 UL https://krimdok.uni-tuebingen.de/Record/1912495678 K1 Konferenzschrift ; 1990 ; Baltimore, MD