IGWE, Peace Ifeoma; ONYALI, Loyce Chiedozie. PRINCIPALS’ APPLICATION OF HENRI FAYOL’S ADMINISTRATIVE PRINCIPLES FOR MANAGERIAL EFFECTIVENESS IN SECONDARY SCHOOLS IN ANAMBRA STATE. International Journal of Premium Multidisciplinary Innovative Research, Awka, Nigeria, v. 1, n. 3, p. 33–47, 2026. DOI: 10.5281/zenodo.23167642. Disponível em: https://ijpmir.org/index.php/ijpmir/article/view/25. Acesso em: 30 oct. 2026.