ALGHAMDI, Khalid A. Effectiveness of a Simplified ESP Curriculum for Adult Learners. Humanities and Educational Sciences Journal, [S. l.], n. 44, p. 844–863, 2025. DOI: 10.55074/hesj.vi44.1312. Disponível em: https://hesj.org/ojs/index.php/hesj/article/view/1312. Acesso em: 9 nov. 2026.