Pages 7-30
Pages 50-31
Kamal Ali Mahmoud Ahmed
Pages 74-51
Ragab M. Abdelaty
Pages 106-75
Sayed Muhammad Abd El.Zhaer
Pages 107-128
Tarek Shaban Mohammad Salem
Pages 450-407
Yusuf Abd ElHalim Saleh Darwish
Pages 462-451
Majed M. Alturki