Diyan, Ruth Olufunmilayo, and Alaba Adeyemi Adediwura. 2016. “Development of a Rating Scale for Measuring Teacher Classroom Autonomy in Secondary Schools in Southwestern Nigeria”. International Journal of Education and Practice 4 (4):134-47. https://doi.org/10.18488/journal.61/2016.4.4/61.4.134.147.