Osias Kit T. Kilag, Cara Frances K. Abendan, Francisca T. Uy, Ma. Felina S. Calledo, Felix M. Diano, Jr., and Narciso M. Morales, Jr. “Assessing the Impact of principal’s Instructional Leadership, School Level, and Effectiveness in Educational Institutions”. Science and Education 4, no. 5 (June 8, 2023): 902–917. Accessed October 3, 2024. https://openscience.uz/index.php/sciedu/article/view/5836.