Organisation for Economic Co-operation and Development & ProQuest (Firm). (2005). Fighting corruption and promoting integrity in public procurement. OECD.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Organisation for Economic Co-operation and Development و ProQuest (Firm). Fighting Corruption and Promoting Integrity in Public Procurement. Paris: OECD, 2005.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Organisation for Economic Co-operation and Development و ProQuest (Firm). Fighting Corruption and Promoting Integrity in Public Procurement. OECD, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.