APA ציטוט

World Health Organization. (1970). European standards for drinking-water (2nd ed.). World Health Organization.

Chicago Style (17th ed.) Citation

World Health Organization. European Standards for Drinking-water. 2nd ed. Geneva: World Health Organization, 1970.

ציטוט MLA

World Health Organization. European Standards for Drinking-water. 2nd ed. World Health Organization, 1970.