ETOBRO, B. A., O. TAIWO, and M. ALAWAYE. “Pragmatic Perspective of Item Analysis Using Microsoft Office Excel Data Analysis Tools”. Ilorin Journal of Education, vol. 44, no. 2, Apr. 2024, pp. 279-92, https://ije.unilorinedu.sch.ng/index.php/ije/article/view/163.