(2000). Percentage of Higher Education Institutions Offering Distance Education. U.S. Department of Education.
Chicago Style (17th ed.) CitationPercentage of Higher Education Institutions Offering Distance Education. U.S. Department of Education, 2000.
ציטוט MLAPercentage of Higher Education Institutions Offering Distance Education. U.S. Department of Education, 2000.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.