YAGÜARE-VALLADARES, D. . HISTORICAL BACKGROUND OF NATURAL SCIENCES TEACHING IN VENEZUELA. INVESTIGACIÓN Y POSTGRADO, [S. l.], v. 31, n. 2, p. 65–93, 2024. Disponível em: https://mail.revistas.upel.edu.ve/index.php/investigacionypostgrado/article/view/2992. Acesso em: 8 nov. 2024.