Hassouna, W. A. (1970). Allocation of Scarce Resources to Social Projects: The Special Case of The Allo-Cation of Resources to School Health Services According to the Methodology of the Education Health Ensemble. The Institute of National Planning.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hassouna, Wafik Ashraf. Allocation of Scarce Resources to Social Projects: The Special Case of The Allo-Cation of Resources to School Health Services According to the Methodology of the Education Health Ensemble. Cairo: The Institute of National Planning, 1970.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Hassouna, Wafik Ashraf. Allocation of Scarce Resources to Social Projects: The Special Case of The Allo-Cation of Resources to School Health Services According to the Methodology of the Education Health Ensemble. The Institute of National Planning, 1970.