(2011). Guidelines for drinking-water quality (4th ed.). WHO.
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Chicago Style (17th ed.) Citation
Guidelines for Drinking-water Quality. 4th ed. Geneva: WHO, 2011.
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ציטוט MLA
Guidelines for Drinking-water Quality. 4th ed. WHO, 2011.
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אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.