Reisen, H. (1985). Key prices for adjustment towards less external indebtedness. Development Centre of the Organisation for Economic Co-operation and Development.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Reisen, Helmut. Key Prices for Adjustment Towards Less External Indebtedness. Paris: Development Centre of the Organisation for Economic Co-operation and Development, 1985.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Reisen, Helmut. Key Prices for Adjustment Towards Less External Indebtedness. Development Centre of the Organisation for Economic Co-operation and Development, 1985.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.