eldaoushy, a. e. a. e., Al-Shayal, S. E., & Amir, R. Z. (1980). an econometric model for the egyptian economy. cairo university.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)eldaoushy, abd elsattar abd elaziz, Saad E. Al-Shayal, و Rabie Z. Amir. An Econometric Model for the Egyptian Economy. cairo: cairo university, 1980.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)eldaoushy, abd elsattar abd elaziz, et al. An Econometric Model for the Egyptian Economy. cairo university, 1980.