[1]
Oparaji, I.C. , Uwaezuoke, M.-R.I. and Okonkwo, E.C. 2024. The elements in system analysis on principals’ managerial effectiveness in public secondary school . Eureka: Journal of Educational Research. 3, 1 (May 2024), 36–43. DOI:https://doi.org/10.56773/ejer.v3i1.32.