Anachuna, Obinna Nonso (2026) “Comparative Analysis of Internal Quality Assurance Measures Adopted by Principals of Public and Private Secondary Schools in Enugu State”, Well Testing Journal, 35(3), pp. 586–606. Available at: https://welltestingjournal.com/index.php/WT/article/view/364 (Accessed: 12 November 2026).