APA (7th ed.) Citation

World Health Organization WHO. (1988). The world drug situation. World Health Organization.

Chicago Style (17th ed.) Citation

World Health Organization WHO. The World Drug Situation. Geneva: World Health Organization, 1988.

MLA (9th ed.) Citation

World Health Organization WHO. The World Drug Situation. World Health Organization, 1988.

Warning: These citations may not always be 100% accurate.