R. Vicera, C., & G. Maico, E. (2019). Impact of School Heads Management Styles on the Teacher’s Instructional Competence and School Performance. International Journal of Sciences: Basic and Applied Research (IJSBAR), 45(1), 64–74. Retrieved from https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/9844