Organisation for Economic Co-operation and Development. Development Centre, ProQuest (Firm), & Jutting, J. (2007). Informal institutions: How social norms help or hinder development. OECD.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Organisation for Economic Co-operation and Development. Development Centre, ProQuest (Firm), و Johannes Jutting. Informal Institutions: How Social Norms Help or Hinder Development. Paris: OECD, 2007.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Organisation for Economic Co-operation and Development. Development Centre, et al. Informal Institutions: How Social Norms Help or Hinder Development. OECD, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.