APA (7th ed.) Citation

World Health Organization. (2022). Guidelines for drinking-water quality (Fourth edition incorporating the first and second addenda.). World Health Organization.

Chicago Style (17th ed.) Citation

World Health Organization. Guidelines for Drinking-water Quality. Fourth edition incorporating the first and second addenda. Geneva: World Health Organization, 2022.

MLA (9th ed.) Citation

World Health Organization. Guidelines for Drinking-water Quality. Fourth edition incorporating the first and second addenda. World Health Organization, 2022.