Williams , F. (1983). Executive communication power. Prentice-Hall.
Chicago Style (17th ed.) CitationWilliams , Frederick. Executive Communication Power. New Jersey: Prentice-Hall, 1983.
ציטוט MLAWilliams , Frederick. Executive Communication Power. Prentice-Hall, 1983.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.