WACHIRA, Felista Muthoni; MURAGE, Lucy Muthoni; GITUMU, Margaret Wanjiru. Challenges Encountered by Secondary School Principals and Their Impact on Teacher Job Performance in Kieni West Sub-County Nyeri, Kenya. Research Journal of Education, Teaching and Curriculum Studies , [S. l.], v. 3, n. 2, p. 33–44, 2025. DOI: 10.58721/rjetcs.v3i2.1077. Disponível em: https://utafitionline.com/index.php/rjetcs/article/view/1077. Acesso em: 20 may. 2026.