Eifert, B., Gelb, A., & Tallroth, N. B. (2002). The political economy of fiscal policy and economic management in oil exporting countries. Africa Regional Office.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Eifert, Benn, Alan Gelb, و Nils Borje Tallroth. The Political Economy of Fiscal Policy and Economic Management in Oil Exporting Countries. Washington, D.C: Africa Regional Office, 2002.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Eifert, Benn, et al. The Political Economy of Fiscal Policy and Economic Management in Oil Exporting Countries. Africa Regional Office, 2002.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.