Foster, J. (2003). Effective writting skils for public relations. Crest Publishing House.
Chicago Style (17th ed.) CitationFoster, John. Effective Writting Skils for Public Relations. Crest Publishing House, 2003.
ציטוט MLAFoster, John. Effective Writting Skils for Public Relations. Crest Publishing House, 2003.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.