1. Arkorful, V. & Abaidoo, N. 2015. The role of e-learning, advantages and disadvantages of its adoption in higher education. In: International Journal of Instructional Technology and Distance Learning. itdl.org
2. Technology and At-Risk Young Readers and Their Classrooms;Blachowicz;Reading Psychology,2009
3. Comas-Quinn, A. 2011. Learning to teach online or learning to become an online teacher: An exploration of teachers' experiences in a blended learning course. ReCALL, 23(3), 218-232. DOI: 10.1017/S0958344011000152
4. Marwan, A, & Sweeney, T. 2010. Teachers' perceptions of educational technology integration in an Indonesian polytechnic, Asia Pacific Journal of Education, 30(4), 463-476. DOI: 10.1080/02188791.2010.519554
5. Rawashdeh, A., Syam, M., & Serhan, D. 2020. Transitioning from face-to-face to online learning: Students' achievements and perceptions of learning Calculus during COVID-19 pandemic. In I. Sahin & M. Shelley (Eds.), Educational practices during the COVID-19 viral outbreak: International perspectives (pp. 221-238). Retrieved from https://www.istes.org/transitioning-from-face-to-face-to-online-learning-students-achievements-and-perceptions-of-learning-calculus-during-covid-19-pandemic-59-s.html.