Fite, Mekonnen Kejela. “School principals’ Leadership Frame As a Factor to Improve Leadership Effectiveness: The Case of Primary Schools in Ambo City Administration ”. Journal of Science and Sustainable Development 11, no. 2 (August 1, 2023): 21-33. Accessed October 18, 2024. https://aujssd.ethernet.edu.et/index.php/jssd/article/view/462.