Atanda, A. I., Adeogun, O. J., and Atanda. C. S. “MANAGERIAL CAPACITY, STAFF TRAINING AND PUBLIC SECONDARY SCHOOL TEACHERS’ EFFECTIVENESS IN EDUCATION ZONE OF OYO STATE”. African Journal of Educational Management, vol. 23, no. 2, Dec. 2022, pp. 303-22, http://journals.ui.edu.ng/index.php/ajem/article/view/900.