S. Mumo, W. ., S. . Munguti, and S. . Nzioki. “Effect of Capacity Building of Teachers on Implementation of Performance Appraisal in Public Secondary Schools in Mbooni East Sub-County, Kenya”. Journal of Education, vol. 4, no. 2, Mar. 2024, pp. 1-9, https://edinburgjournals.org/journals/index.php/journal-of-education/article/view/249.