[RETRACTED] Adoption of Principal Instructional Management Rating Scale (PIMRS) for Effective Instructional Delivery in Nigerian Secondary Schools. International Online Journal of Language, Communication, and Humanities (INSANIAH), [S. l.], v. 8, n. 1, p. 38–60, 2025. DOI: 10.47254/0w81qr09. Disponível em: https://journal.umk.edu.my/index.php/insaniah/article/view/1805. Acesso em: 16 nov. 2025.