Yusuf, H. A., & Bada, H. A. (2025). [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, 8(1), 38 - 60. Retrieved from http://insaniah.umk.edu.my/journal/index.php/insaniah/article/view/326