Bardi Ugo. (2014). Extracted: How the quest for mineral wealth is plundering the planet : a report to the Club of Rome. Chelsea Green Publishing White River Junction , Vermont.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Bardi Ugo. Extracted: How the Quest for Mineral Wealth Is Plundering the Planet : A Report to the Club of Rome. USA: Chelsea Green Publishing White River Junction , Vermont, 2014.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Bardi Ugo. Extracted: How the Quest for Mineral Wealth Is Plundering the Planet : A Report to the Club of Rome. Chelsea Green Publishing White River Junction , Vermont, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.