Badr، S. A. M. (2006). Design and Effects of a Hypertext in Correcting English Errors Based on Mixing and Matching Concepts of Learning Theories. دراسات في المناهج وطرق التدريس، ع115 ، 1 - 44. مسترجع من http://search.mandumah.com/Record/680288
Badr، Salah Aldin Mohamed. "Design and Effects of a Hypertext in Correcting English Errors Based On Mixing and Matching Concepts of Learning Theories." دراسات في المناهج وطرق التدريس ع115 (2006): 1 - 44. مسترجع من http://search.mandumah.com/Record/680288