USA Office of National Drug Control Policy & MacCaffrey, B. R. (1997). What America's users spend on illegal drugs, 1988 - 1995. Office of National Drug Control Policy.
Chicago Style (17th ed.) CitationUSA Office of National Drug Control Policy and Barry R. MacCaffrey. What America's Users Spend on Illegal Drugs, 1988 - 1995. Washington, DC: Office of National Drug Control Policy, 1997.
MLA (9th ed.) CitationUSA Office of National Drug Control Policy and Barry R. MacCaffrey. What America's Users Spend on Illegal Drugs, 1988 - 1995. Office of National Drug Control Policy, 1997.
Warning: These citations may not always be 100% accurate.