VALENZUELA H, R. Training in tourism marketing techniques used in tourism marketing companies. Revista Iberoamericana de educación, [S. l.], v. 2, n. 4, 2019. DOI: 10.31876/ie.v2i4.29. Disponível em: https://www.revista-iberoamericana.consultorioampuero.com/index.php/es/article/view/29. Acesso em: 25 may. 2026.