Psychometric Properties of the Riso-Hudson Scale of the nine Personality Patterns (The Enneagram) in Saudi Arabia. Humanities and Educational Sciences Journal, [S. l.], n. 36, p. 268–291, 2024. DOI: 10.55074/hesj.vi36.943. Disponível em: https://hesj.org/ojs/index.php/hesj/article/view/943. Acesso em: 12 may. 2026.