Kivaya, Fedelis Kitili, Nicholas Muthama Mutua, and Samuel Kilika. “Determination of the Extent to Which Strategic Planning Is Practiced in Secondary Schools in Kenya: A Case Study of Machakos County-Kenya”. Asian Journal of Education and e-Learning 1, no. 3 (August 30, 2013). Accessed May 22, 2022. https://ajouronline.com/index.php/AJEEL/article/view/382.