Ahrari, S. (2010). Internet and traditional media use and public opinion formation: A test of the assumptions of spiral of silence theory. Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ahrari, Sadollah. Internet and Traditional Media Use and Public Opinion Formation: A Test of the Assumptions of Spiral of Silence Theory. Gombak, Selangor: Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia, 2010.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ahrari, Sadollah. Internet and Traditional Media Use and Public Opinion Formation: A Test of the Assumptions of Spiral of Silence Theory. Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia, 2010.