Kamji, T., and P. A. Agu. “Level Of Availability And Utilization Of Instructional Materials In The Teaching Of Chemistry In Secondary Schools In Nasarawa-Eggon, Nasarawa State”. Benin Journal of Educational Studies, vol. 28, no. 1, May 2023, pp. 23-33, https://beninjes.com/index.php/bjes/article/view/94.