V. J, O.; J. N, A. Principals Administrative Competence and Teachers Work Performance in Secondary Schools in Calabar Education Zone of Cross River State, Nigeria. Humanities and Social Sciences Letters, [S. l.], v. 7, n. 1, p. 20–28, 2019. DOI: 10.18488/journal.73.2019.71.20.28. Disponível em: https://archive.conscientiabeam.com/index.php/73/article/view/816. Acesso em: 22 jul. 2024.