Economic Impact. U.S. Information Service.
Chicago Style (17th ed.) CitationEconomic Impact. Washington, D.C: U.S. Information Service.
ציטוט MLAEconomic Impact. U.S. Information Service.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.
      Economic Impact. U.S. Information Service.
Chicago Style (17th ed.) CitationEconomic Impact. Washington, D.C: U.S. Information Service.
ציטוט MLAEconomic Impact. U.S. Information Service.