Organisation for Economic Co-operation and Development. (2020). Regulatory enforcement and inspections in the environmental sector of Peru. OECD.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Organisation for Economic Co-operation and Development. Regulatory Enforcement and Inspections in the Environmental Sector of Peru. Paris: OECD, 2020.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Organisation for Economic Co-operation and Development. Regulatory Enforcement and Inspections in the Environmental Sector of Peru. OECD, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.