MADRIGAL CUADRA, J. . Harmonization of internal, external and regional trade policies. Revista Centroamericana de Administración Pública, [S. l.], n. 24, p. 59–66, 1993. Disponível em: https://ojs.icap.ac.cr/index.php/RCAP/article/view/600. Acesso em: 19 may. 2024.