Organisation for Economic Co-operation and Development & ProQuest (Firm). (2011). Energy policies of IEA countries: Greece 2011 review. OECD Pub. : International Energy Agency.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Organisation for Economic Co-operation and Development و ProQuest (Firm). Energy Policies of IEA Countries: Greece 2011 Review. Paris: OECD Pub. : International Energy Agency, 2011.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Organisation for Economic Co-operation and Development و ProQuest (Firm). Energy Policies of IEA Countries: Greece 2011 Review. OECD Pub. : International Energy Agency, 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.