URIRI, C. .; AKOR, V. O. INFLUENCE OF QUALITY ASSURANCE TECHNIQUES ON TEACHING AND LEARNING IN SECONDARY SCHOOLS IN RIVERS STATE . British International Journal of Education and Social Sciences, [S. l.], v. 7, n. 2, p. 10–19, 2020. Disponível em: https://cirdjournals.com/index.php/bijess/article/view/171. Acesso em: 17 apr. 2026.