World Water Council. (2008). Creditor reporting system. Organisation for Economic Co-operation and Development.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)World Water Council. Creditor Reporting System. Paris: Organisation for Economic Co-operation and Development, 2008.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)World Water Council. Creditor Reporting System. Organisation for Economic Co-operation and Development, 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.