1. Abd-Elaatty, H., & Aboukhatwa, E. (2012). Digital e-learning: Theory, design, and production. Dar Elgamaa Elgadida.
2. Abdelaziz, H. (2013). E-learning: philosophy, principles, tools, applications. Dar Alfiker.
3. Abdul Majid, A. (2008). A proposed program in e-learning using free and open source software and its impact on developing the skills of designing and producing e-mathematics lessons and the trend towards e-learning among student teachers. Journal of the College of Education in Mansoura, 2(66), 283-333.
4. Abdulhamid, M. (2005). Designing an e-course in the developed sciences for the preparatory stage to develop the concepts of technological education. Egyptian Association for Educational Technology, 2, 497-518.
5. Al-Absi, M. (2017). The effectiveness of a programmed educational bag to develop the skills of basic education teachers in the Sultanate of Oman on designing and producing interactive lessons for the reserve teacher through some electronic programs. Journal of the College of Education, 3(33), 67-108.