Pages 12-40
Mohamed Awad Ali Elaraby
Pages 41-79
Reda Mohamed Helal
Pages 80-108
Alshimaa Abdalsalam Ibrahim
Pages 109-137
Ahmed Mohamed Elbasel
Pages 148-205
Mohamed H. Abdelati
Pages 206-228
Nada M. علي; Samar Khaled Mohamed; Dalia A. Magdi