Hettne, B. (1995). Development theory and the three worlds: Towards an international political economy of development (2nd ed.). Longman Scientific & Technical ; Copublished in the United States by John Wiley.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hettne, Björn. Development Theory and the Three Worlds: Towards an International Political Economy of Development. 2nd ed. Essex, England : New York, NY: Longman Scientific & Technical ; Copublished in the United States by John Wiley, 1995.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Hettne, Björn. Development Theory and the Three Worlds: Towards an International Political Economy of Development. 2nd ed. Longman Scientific & Technical ; Copublished in the United States by John Wiley, 1995.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.