AGBAJEOLA, R. O.; GARUBA, Q. A.; ADETUNJI, O. K.; ADELAJA, O. A. School Security Measures as Correlates of Principals’ Administrative Effectiveness in Public Secondary Schools in Ogun State. Journal of Speacialised and Professional Education , [S. l.], v. 8, n. 1, p. 57–64, 2026. Disponível em: https://journals.tasued.edu.ng/index.php/josped/article/view/396. Acesso em: 22 aug. 2026.