Watson, A. M., & Northrup, L. (1991). A Review of literature on economic co-operation and integration in the Middle East. Centre for International Studies, University of Toronto.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Watson, Andrew M., و Linda Northrup. A Review of Literature on Economic Co-operation and Integration in the Middle East. [Toronto]: Centre for International Studies, University of Toronto, 1991.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Watson, Andrew M., و Linda Northrup. A Review of Literature on Economic Co-operation and Integration in the Middle East. Centre for International Studies, University of Toronto, 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.