World Health Organization. (1996). Guidelines for drinking - water quality: Health criteria and other supporting information (Second.). World Health Organization.
Chicago Style (17th ed.) CitationWorld Health Organization. Guidelines for Drinking - Water Quality: Health Criteria and Other Supporting Information. Second. Geneva: World Health Organization, 1996.
ציטוט MLAWorld Health Organization. Guidelines for Drinking - Water Quality: Health Criteria and Other Supporting Information. Second. World Health Organization, 1996.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.