Mohammad Yussuf al-Fahmey b. Abdul Rahim. (2004). Organizational efficiency in the public sector: The case of the state government of Perak. Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Mohammad Yussuf al-Fahmey b. Abdul Rahim. Organizational Efficiency in the Public Sector: The Case of the State Government of Perak. Gombak, Selangor: Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia, 2004.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Mohammad Yussuf al-Fahmey b. Abdul Rahim. Organizational Efficiency in the Public Sector: The Case of the State Government of Perak. Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia, 2004.