GOTIP, N. W.; WILFRED-BONSE, K. Use of Charts as Instructional Materials for Effective Teaching and Learning of Economics in Senior Secondary Schools. Scholar J , [S. l.], v. 2, n. 1, 2024. Disponível em: https://scholarj.com/index.php/sj/article/view/19. Acesso em: 9 may. 2026.