APA (7th ed.) Citation

World Health Organization. (1991). Surface water drainage for low-income communities. World Health Organization.

Chicago Style (17th ed.) Citation

World Health Organization. Surface Water Drainage for Low-income Communities. Geneva: World Health Organization, 1991.

MLA (9th ed.) Citation

World Health Organization. Surface Water Drainage for Low-income Communities. World Health Organization, 1991.

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