R. K. F. Al-Harasi and D. A. Y. Al-Hidabi, “Teachers ’evaluation of the extent to which basic education school principals practice ethical leadership in the Governorate of Al Dakhiliya, Sultanate of Oman”, JEPS, vol. 5, no. 34, pp. 26–1, Sep. 2021, doi: 10.26389/AJSRP.K220321.