GYANG, Theresa Stephen. Leadership and Teachers’ Morale in Senior Secondary Schools in Plateau State, Nigeria. NIU Journal of Social Sciences, [S.l.], v. 4, n. 2, p. 59-67, jun. 2018. ISSN 3007-1690. Disponible en: <https://kampalajournals.ac.ug/ojs/index.php/niujoss/article/view/332>. Fecha de acceso: 24 ago. 2026