توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Jah, O. (1999). De facto government and the problem of legitimacy: A comparative juristic approach with special reference to the buyid and saljuq governments. International Institute of Islamic Thought and Civilization (ISTAC).

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Jah, Omar. De Facto Government and the Problem of Legitimacy: A Comparative Juristic Approach with Special Reference to the Buyid and Saljuq Governments. Kuala Lumpur: International Institute of Islamic Thought and Civilization (ISTAC), 1999.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Jah, Omar. De Facto Government and the Problem of Legitimacy: A Comparative Juristic Approach with Special Reference to the Buyid and Saljuq Governments. International Institute of Islamic Thought and Civilization (ISTAC), 1999.