UNACHUKWU, I. B. Economics Instructional Resources in the Implementation of Economics in Nigerian Secondary Schools. Journal of Innovation in Education and Social Research, [S. l.], v. 4, n. 1, p. 93–99, 2026. Disponível em: https://journals.proindex.uz/index.php/JIESR/article/view/3098. Acesso em: 2 apr. 2026.