World Health Organization. (1997). Guidelines for drinking-water quality (Second edition.). The Organization.
Chicago Style (17th ed.) CitationWorld Health Organization. Guidelines for Drinking-water Quality. Second edition. Geneva: The Organization, 1997.
MLA (9th ed.) CitationWorld Health Organization. Guidelines for Drinking-water Quality. Second edition. The Organization, 1997.
Warning: These citations may not always be 100% accurate.