Bakhtiar Bin Alrazi. (2005). Comparing environmental reporting practices of public-listed companies in Malaysia in 1999 and 2003: An investigation of quantity and quality. Kulliyyah of Economics and Management, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Bakhtiar Bin Alrazi. Comparing Environmental Reporting Practices of Public-listed Companies in Malaysia in 1999 and 2003: An Investigation of Quantity and Quality. Gombak, Selangor: Kulliyyah of Economics and Management, International Islamic University Malaysia, 2005.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Bakhtiar Bin Alrazi. Comparing Environmental Reporting Practices of Public-listed Companies in Malaysia in 1999 and 2003: An Investigation of Quantity and Quality. Kulliyyah of Economics and Management, International Islamic University Malaysia, 2005.