Muhammad Zafar Iqbal, Khizar Hayat, Jahan Ara Shams. “An Investigation of School Leadership Effectiveness at Secondary Level in District Sargodha”. JELM 1, no. 1 (February 8, 2023). Accessed July 13, 2024. https://ojs.aiou.edu.pk/index.php/jelm/article/view/307.