Vereinte Nationen, Office for Drug Control and Crime Prevention. (1999). Global illicit drug trends. United Nations.
Chicago Style (17th ed.) CitationVereinte Nationen, Office for Drug Control and Crime Prevention. Global Illicit Drug Trends. New York: United Nations, 1999.
MLA (9th ed.) CitationVereinte Nationen, Office for Drug Control and Crime Prevention. Global Illicit Drug Trends. United Nations, 1999.
Warning: These citations may not always be 100% accurate.