Regional Institute of Higher Education and Development. RIHED news. Regional Institute of Higher Education and Development.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Regional Institute of Higher Education and Development. RIHED News. Singapore: Regional Institute of Higher Education and Development.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Regional Institute of Higher Education and Development. RIHED News. Regional Institute of Higher Education and Development.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.