M. Laude, Teresito, Tyrone James T. Ralar, and Jerome T. Arcenal. 2018. “Master Teachers As Instructional Leaders: An Exploration of School Leadership Capacity in the Division of Biliran”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 40 (1): 50-74. https://gssrr.org/JournalOfBasicAndApplied/article/view/9011.