Selim, H. (1970). Characteristics of Finance in the Under-developed Countries. The Institute of National Planning.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Selim, Hassan. Characteristics of Finance in the Under-developed Countries. Cairo: The Institute of National Planning, 1970.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Selim, Hassan. Characteristics of Finance in the Under-developed Countries. The Institute of National Planning, 1970.