Alhadlaq, A. (1992). Who suggests the projects implemented through the community development centers in Saudi Arabia: The government or the people? University of Missouri-Columbia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Alhadlaq, Abdulaziz. Who Suggests the Projects Implemented Through the Community Development Centers in Saudi Arabia: The Government or the People? Missouri: University of Missouri-Columbia, 1992.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Alhadlaq, Abdulaziz. Who Suggests the Projects Implemented Through the Community Development Centers in Saudi Arabia: The Government or the People? University of Missouri-Columbia, 1992.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.