Briggs, D. J. (2003). Making a difference: Indicators to improve children's environmental health. World Health Organization.
Chicago Style (17th ed.) CitationBriggs, David J. Making a Difference: Indicators to Improve Children's Environmental Health. Geneva: World Health Organization, 2003.
ציטוט MLABriggs, David J. Making a Difference: Indicators to Improve Children's Environmental Health. World Health Organization, 2003.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.