APA aipamena

United Nations Office on Drugs and crime. (2004). World drug report. United Nations Publication.

Chicago Style aipamena

United Nations Office on Drugs and crime. World Drug Report. United Nations Publication, 2004.

MLA aipamena

United Nations Office on Drugs and crime. World Drug Report. United Nations Publication, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.