International Academy of Business Disciplines, Alkhafaji, A. F., & El Sadek, Z. (1997). International business strategies: Economic development issues. International Academy of Business Disciplines.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Academy of Business Disciplines, Abbass F. Alkhafaji, و Zakaria El Sadek. International Business Strategies: Economic Development Issues. Slippery Rock, PA: International Academy of Business Disciplines, 1997.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)International Academy of Business Disciplines, et al. International Business Strategies: Economic Development Issues. International Academy of Business Disciplines, 1997.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.