(1990). Environmental health criteria 96. World Health Organization.
Chicago Style (17th ed.) CitationEnvironmental Health Criteria 96. Ginebra: World Health Organization, 1990.
ציטוט MLAEnvironmental Health Criteria 96. World Health Organization, 1990.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.