Intercom. (1964). Focus on world population. Foreign Policy Association.
Chicago Style (17th ed.) CitationIntercom. Focus on World Population. [New York]: Foreign Policy Association, 1964.
ציטוט MLAIntercom. Focus on World Population. Foreign Policy Association, 1964.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.