SILA, K. M.; NJIHIA, M. School Principals’ Strategic Planning Competences And Their Influence On Academic Performance In Public Secondary Schools In Makueni County, Kenya. Journal Integration of Social Studies and Business Development, [S. l.], v. 3, n. 1, p. 9–21, 2024. DOI: 10.58229/jissbd.v3i1.269. Disponível em: https://jurnal.integrasisainsmedia.co.id/index.php/JISSBD/article/view/269. Acesso em: 23 dec. 2024.