“PRINCIPALS’ IMPLEMENTATION OF TEACHER PERFORMANCE APPRAISAL AND DEVELOPMENT (TPAD) TOOL AND TEACHERS’ PERFORMANCE IN PUBLIC SECONDARY SCHOOLS IN KIKUYU CONSTITUENCY” (2021) African Journal of Emerging Issues, 3(4), pp. 1–22. Available at: https://ajoeijournal.org/sys/index.php/ajoei/article/view/187 (Accessed: 29 March 2026).