Wolrld Health Organization. (2011). DDT in indoor residual spraying: Human health aspects. World Health Organization.
Chicago Style (17th ed.) CitationWolrld Health Organization. DDT in Indoor Residual Spraying: Human Health Aspects. Geneva, Switzerland: World Health Organization, 2011.
ציטוט MLAWolrld Health Organization. DDT in Indoor Residual Spraying: Human Health Aspects. World Health Organization, 2011.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.