Algaraidih, M., & AL-Azri, A. S. N. (2015). The Effectiveness of Educational Supervisors in Improving Educational Practices of Postbasic Education School Teachers in the Governorate of Interior in Sultanate of Oman. Journal of Educational and Psychological Studies, 9(1), 38-53. https://doi.org/10.53543/jeps.vol9iss1pp38-53