ETHICAL STANDARDS AS CORRELATES OF EFFECTIVE SUPERVISION FOR SUSTAINABLE NATIONAL DEVELOPMENT IN SECONDARY SCHOOLS OF OWERRI ZONE I, IMO STATE. JAEMAPP [Internet]. 2026 Jul. 1 [cited 2026 Jul. 26];7(2):299–304. Available from: https://journals.aemapp.org/index.php/JAEMAPP/article/view/642