APA (7 ম সংস্করণ) উদ্ধৃতি

World Health Organization. (1997). Guidelines for drinking - water quality: Surveillance and control of community supplies. World Health Organization.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

World Health Organization. Guidelines for Drinking - Water Quality: Surveillance and Control of Community Supplies. Geneva: World Health Organization, 1997.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

World Health Organization. Guidelines for Drinking - Water Quality: Surveillance and Control of Community Supplies. World Health Organization, 1997.