Sufyan Rashid. (2008). Impact of organization culture on customer satisfaction: A study of practioners in public relations and corporate communication industry in Malaysia. Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Sufyan Rashid. Impact of Organization Culture on Customer Satisfaction: A Study of Practioners in Public Relations and Corporate Communication Industry in Malaysia. Gombak, Selangor: Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia, 2008.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Sufyan Rashid. Impact of Organization Culture on Customer Satisfaction: A Study of Practioners in Public Relations and Corporate Communication Industry in Malaysia. Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia, 2008.