(2010). Narcotic drugs: Quarterly supplement no. 2 : estimated world requirements for 2010, updated as of 30 June 2010. United Nations.
Chicago-Zitierstil (17. Ausg.)Narcotic Drugs: Quarterly Supplement No. 2 : Estimated World Requirements for 2010, Updated as of 30 June 2010. New York: United Nations, 2010.
MLA-Zitierstil (9. Ausg.)Narcotic Drugs: Quarterly Supplement No. 2 : Estimated World Requirements for 2010, Updated as of 30 June 2010. United Nations, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.