1. Allen, I.E., & Seaman, J. (2013). Changing course: Ten years of tracking online education in the United States. Babson Survey Research Group and Quahog Research Group. Retrieved from http://www.onlinelearningsurvey.com/reports/changingcourse.pdf
2. Altuwairesh, N. (2021). Female Saudi university students’ perceptions of online education amid COVID-19 pandemic. Arab World English Journal. https://doi.org/10.24093/awej/covid.28
3. Arora, A. K., & Srinivasan, R. (2020). Impact of pandemic COVID-19 on the teaching–learning process: A study of higher education teachers. Prabandhan: Indian Journal of Management, 13(4), 43–56.
4. Bachman, L. F., & Palmer, A. S. (1996). Language testing in practice designing and developing useful language tests. Oxford University Press.
5. Bailey, D., & Lee, A. (2020). Learning from experience in the midst of covid-19: Benefits, challenges, and strategies in online teaching. Call-Ej, 21(2), 176–196.