1.
K. Kamau S, O. Bula DH, O. Oringo J. Challenges of Performance Appraisal Implementation and their Effects on Service Delivery in Public Secondary Schools in Githunguri Sub-county of Kiambu County, Kenya. ASRJETS-Journal. 2018;49(1):175-191. Accessed December 10, 2025. https://asrjetsjournal.org/American_Scientific_Journal/article/view/4513