Kjeldsen-Kragh, S. (2007). The role of agriculture in economic development: The lessons of history. Copenhagen Business School Press ; Distribution [in] North America [by] International Specialized Book Services.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Kjeldsen-Kragh, Søren. The Role of Agriculture in Economic Development: The Lessons of History. [Copenhagen] : Portland, OR: Copenhagen Business School Press ; Distribution [in] North America [by] International Specialized Book Services, 2007.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Kjeldsen-Kragh, Søren. The Role of Agriculture in Economic Development: The Lessons of History. Copenhagen Business School Press ; Distribution [in] North America [by] International Specialized Book Services, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.