Sululu, P., Ochieng, P. and Kirwok , E. (2022) “Contribution of Quality Assurance and Standards Officers’ in Enhancing Kenya Certificate of Secondary Education Performance in Kwanza SubCounty”, African Journal of Education,Science and Technology (AJEST), 7(2), pp. pg 331 – 341. Available at: http://ajest.org/index.php/ajest/article/view/884 (Accessed: 3 April 2026).