APA (7th ed.) Citation

World Health Organization. (1971). International standards for drinking water (3rd ed.). World Health Organization.

Chicago Style (17th ed.) Citation

World Health Organization. International Standards for Drinking Water. 3rd ed. Geneva: World Health Organization, 1971.

MLA (9th ed.) Citation

World Health Organization. International Standards for Drinking Water. 3rd ed. World Health Organization, 1971.

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