CLINICAL SUPERVISORY SKILLS AND TEACHERS’ INSTRUCTIONAL  EFFECTIVENESS IN PUBLIC SECONDARY SCHOOLS IN CALABAR  EDUCATION ZONE, CROSS RIVER STATE, NIGERIA. Journal of Association of Educational Management and Policy Practitioners, [S. l.], v. 6, n. 2, p. 325–334, 2025. Disponível em: http://journals.aemapp.org/index.php/JAEMAPP/article/view/261. Acesso em: 4 aug. 2025.