TY - DATA T1 - Effects of the Baltimore County, Maryland, Police Department's Community-Oriented Drug Enforcement (Code) Program, 1990-1992 AU - Hayeslip, David W. AU - Long-Onnen, Jami AU - DeVoe, Margo PY - 2000 DO - 10.3886/ICPSR06644.v1 PB - [distributor] ER -